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no more connected_to_ref in mrcc_dress + cleaning

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Yann Garniron 2015-10-29 11:39:26 +01:00
parent 48c91aeda7
commit 1064e7470b
6 changed files with 1799 additions and 278 deletions
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2
config/gfortran.cfg
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#
#
[COMMON]
FC : gfortran -g -ffree-line-length-none -mavx -I .
FC : gfortran -g -ffree-line-length-none -I .
LAPACK_LIB : -llapack -lblas
IRPF90 : irpf90
IRPF90_FLAGS : --ninja --align=32

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plugins/MRCC_Utils/README.rst
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Needed Modules
==============
.. Do not edit this section It was auto-generated
.. by the `update_README.py` script.
.. image:: tree_dependency.png
* `Perturbation <http://github.com/LCPQ/quantum_package/tree/master/plugins/Perturbation>`_
* `Selectors_full <http://github.com/LCPQ/quantum_package/tree/master/plugins/Selectors_full>`_
* `Generators_full <http://github.com/LCPQ/quantum_package/tree/master/plugins/Generators_full>`_
* `Psiref_Utils <http://github.com/LCPQ/quantum_package/tree/master/plugins/Psiref_Utils>`_
Documentation
=============
.. Do not edit this section It was auto-generated
.. by the `update_README.py` script.
`a_coef <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L252>`_
Undocumented
`abort_all <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/abort.irp.f#L1>`_
If True, all the calculation is aborted
`abort_here <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/abort.irp.f#L11>`_
If True, all the calculation is aborted
`add_poly <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L306>`_
Add two polynomials
D(t) =! D(t) +( B(t)+C(t))
`add_poly_multiply <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L334>`_
Add a polynomial multiplied by a constant
D(t) =! D(t) +( cst * B(t))
`align_double <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L48>`_
Compute 1st dimension such that it is aligned for vectorization.
`apply_rotation <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L168>`_
Apply the rotation found by find_rotation
`approx_dble <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L380>`_
Undocumented
`b_coef <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L257>`_
Undocumented
`binom <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L31>`_
Binomial coefficients
`binom_func <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L1>`_
.. math ::
.br
\frac{i!}{j!(i-j)!}
.br
`binom_transp <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L32>`_
Binomial coefficients
`catch_signal <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/abort.irp.f#L30>`_
What to do on Ctrl-C. If two Ctrl-C are pressed within 1 sec, the calculation if aborted.
`ci_eigenvectors_dressed <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L166>`_
Eigenvectors/values of the CI matrix
`ci_eigenvectors_s2_dressed <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L167>`_
Eigenvectors/values of the CI matrix
`ci_electronic_energy_dressed <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L165>`_
Eigenvectors/values of the CI matrix
`ci_energy_dressed <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L232>`_
N_states lowest eigenvalues of the dressed CI matrix
`create_minilist <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L17>`_
Undocumented
`davidson_diag_hjj_mrcc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/davidson.irp.f#L59>`_
Davidson diagonalization with specific diagonal elements of the H matrix
.br
H_jj : specific diagonal H matrix elements to diagonalize de Davidson
.br
dets_in : bitmasks corresponding to determinants
.br
u_in : guess coefficients on the various states. Overwritten
on exit
.br
dim_in : leftmost dimension of u_in
.br
sze : Number of determinants
.br
N_st : Number of eigenstates
.br
iunit : Unit for the I/O
.br
Initial guess vectors are not necessarily orthonormal
`davidson_diag_mrcc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/davidson.irp.f#L4>`_
Davidson diagonalization.
.br
dets_in : bitmasks corresponding to determinants
.br
u_in : guess coefficients on the various states. Overwritten
on exit
.br
dim_in : leftmost dimension of u_in
.br
sze : Number of determinants
.br
N_st : Number of eigenstates
.br
iunit : Unit number for the I/O
.br
Initial guess vectors are not necessarily orthonormal
`dble_fact <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L138>`_
Undocumented
`dble_fact_even <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L155>`_
n!!
`dble_fact_odd <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L176>`_
n!!
`dble_logfact <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L210>`_
n!!
`ddfact2 <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L243>`_
Undocumented
`delta_ii <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L104>`_
Dressing matrix in N_det basis
`delta_ij <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L103>`_
Dressing matrix in N_det basis
`diagonalize_ci_dressed <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L247>`_
Replace the coefficients of the CI states by the coefficients of the
eigenstates of the CI matrix
`dset_order <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_216#L27>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
`dset_order_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L94>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
This is a version for very large arrays where the indices need
to be in integer*8 format
`dsort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L339>`_
Sort array x(isize).
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`erf0 <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L105>`_
Undocumented
`f_integral <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L408>`_
function that calculates the following integral
\int_{\-infty}^{+\infty} x^n \exp(-p x^2) dx
`fact <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L63>`_
n!
`fact_inv <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L125>`_
1/n!
`find_rotation <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L149>`_
Find A.C = B
`find_triples_and_quadruples <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L266>`_
Undocumented
`gammln <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L271>`_
Undocumented
`gammp <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L133>`_
Undocumented
`gaussian_product <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L184>`_
Gaussian product in 1D.
e^{-a (x-x_A)^2} e^{-b (x-x_B)^2} = K_{ab}^x e^{-p (x-x_P)^2}
`gaussian_product_x <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L226>`_
Gaussian product in 1D.
e^{-a (x-x_A)^2} e^{-b (x-x_B)^2} = K_{ab}^x e^{-p (x-x_P)^2}
`gcf <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L211>`_
Undocumented
`gen_det_idx <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L258>`_
Undocumented
`gen_det_shortcut <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L256>`_
Undocumented
`gen_det_sorted <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L255>`_
Undocumented
`gen_det_version <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L257>`_
Undocumented
`get_pseudo_inverse <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L95>`_
Find C = A^-1
`give_explicit_poly_and_gaussian <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L46>`_
Transforms the product of
(x-x_A)^a(1) (x-x_B)^b(1) (x-x_A)^a(2) (y-y_B)^b(2) (z-z_A)^a(3) (z-z_B)^b(3) exp(-(r-A)^2 alpha) exp(-(r-B)^2 beta)
into
fact_k * [ sum (l_x = 0,i_order(1)) P_new(l_x,1) * (x-P_center(1))^l_x ] exp (- p (x-P_center(1))^2 )
* [ sum (l_y = 0,i_order(2)) P_new(l_y,2) * (y-P_center(2))^l_y ] exp (- p (y-P_center(2))^2 )
* [ sum (l_z = 0,i_order(3)) P_new(l_z,3) * (z-P_center(3))^l_z ] exp (- p (z-P_center(3))^2 )
`give_explicit_poly_and_gaussian_double <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L122>`_
Transforms the product of
(x-x_A)^a(1) (x-x_B)^b(1) (x-x_A)^a(2) (y-y_B)^b(2) (z-z_A)^a(3) (z-z_B)^b(3)
exp(-(r-A)^2 alpha) exp(-(r-B)^2 beta) exp(-(r-Nucl_center)^2 gama
.br
into
fact_k * [ sum (l_x = 0,i_order(1)) P_new(l_x,1) * (x-P_center(1))^l_x ] exp (- p (x-P_center(1))^2 )
* [ sum (l_y = 0,i_order(2)) P_new(l_y,2) * (y-P_center(2))^l_y ] exp (- p (y-P_center(2))^2 )
* [ sum (l_z = 0,i_order(3)) P_new(l_z,3) * (z-P_center(3))^l_z ] exp (- p (z-P_center(3))^2 )
`give_explicit_poly_and_gaussian_x <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L1>`_
Transform the product of
(x-x_A)^a(1) (x-x_B)^b(1) (x-x_A)^a(2) (y-y_B)^b(2) (z-z_A)^a(3) (z-z_B)^b(3) exp(-(r-A)^2 alpha) exp(-(r-B)^2 beta)
into
fact_k (x-x_P)^iorder(1) (y-y_P)^iorder(2) (z-z_P)^iorder(3) exp(-p(r-P)^2)
`gser <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L167>`_
Undocumented
`h_apply_mrcc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/H_apply.irp.f_shell_27#L553>`_
Calls H_apply on the HF determinant and selects all connected single and double
excitations (of the same symmetry). Auto-generated by the ``generate_h_apply`` script.
`h_apply_mrcc_diexc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/H_apply.irp.f_shell_27#L3>`_
Undocumented
`h_apply_mrcc_diexcorg <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/H_apply.irp.f_shell_27#L127>`_
Generate all double excitations of key_in using the bit masks of holes and
particles.
Assume N_int is already provided.
`h_apply_mrcc_diexcp <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/H_apply.irp.f_shell_27#L100>`_
Undocumented
`h_apply_mrcc_monoexc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/H_apply.irp.f_shell_27#L399>`_
Generate all single excitations of key_in using the bit masks of holes and
particles.
Assume N_int is already provided.
`h_matrix_dressed <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L140>`_
Dressed H with Delta_ij
`h_u_0_mrcc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/davidson.irp.f#L371>`_
Computes v_0 = H|u_0>
.br
n : number of determinants
.br
H_jj : array of <j|H|j>
`h_u_0_mrcc_org <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/davidson.irp.f#L474>`_
Computes v_0 = H|u_0>
.br
n : number of determinants
.br
H_jj : array of <j|H|j>
`heap_dsort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L210>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`heap_dsort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L273>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`heap_i2sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L744>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`heap_i2sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L807>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`heap_i8sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L566>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`heap_i8sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L629>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`heap_isort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L388>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`heap_isort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L451>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`heap_sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L32>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`heap_sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L95>`_
Sort array x(isize) using the heap sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`hermite <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L540>`_
Hermite polynomial
`i2radix_sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_450#L323>`_
Sort integer array x(isize) using the radix sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
iradix should be -1 in input.
`i2set_order <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_216#L102>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
`i2set_order_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L271>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
This is a version for very large arrays where the indices need
to be in integer*8 format
`i2sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L873>`_
Sort array x(isize).
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`i8radix_sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_450#L163>`_
Sort integer array x(isize) using the radix sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
iradix should be -1 in input.
`i8radix_sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_450#L643>`_
Sort integer array x(isize) using the radix sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
iradix should be -1 in input.
`i8set_order <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_216#L77>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
`i8set_order_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L212>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
This is a version for very large arrays where the indices need
to be in integer*8 format
`i8sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L695>`_
Sort array x(isize).
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`insertion_dsort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L180>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`insertion_dsort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L61>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`insertion_i2sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L714>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`insertion_i2sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L238>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`insertion_i8sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L536>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`insertion_i8sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L179>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`insertion_isort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L358>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`insertion_isort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L120>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`insertion_sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L2>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`insertion_sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L2>`_
Sort array x(isize) using the insertion sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
This is a version for very large arrays where the indices need
to be in integer*8 format
`inv_int <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L257>`_
1/i
`iradix_sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_450#L3>`_
Sort integer array x(isize) using the radix sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
iradix should be -1 in input.
`iradix_sort_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_450#L483>`_
Sort integer array x(isize) using the radix sort algorithm.
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
iradix should be -1 in input.
`iset_order <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_216#L52>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
`iset_order_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L153>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
This is a version for very large arrays where the indices need
to be in integer*8 format
`isort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L517>`_
Sort array x(isize).
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`lambda_mrcc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L5>`_
cm/<Psi_0|H|D_m> or perturbative 1/Delta_E(m)
`lambda_mrcc_tmp <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L81>`_
Undocumented
`lambda_pert <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L6>`_
cm/<Psi_0|H|D_m> or perturbative 1/Delta_E(m)
`lapack_diag <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L247>`_
Diagonalize matrix H
.br
H is untouched between input and ouptut
.br
eigevalues(i) = ith lowest eigenvalue of the H matrix
.br
eigvectors(i,j) = <i|psi_j> where i is the basis function and psi_j is the j th eigenvector
.br
`lapack_diag_s2 <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L310>`_
Diagonalize matrix H
.br
H is untouched between input and ouptut
.br
eigevalues(i) = ith lowest eigenvalue of the H matrix
.br
eigvectors(i,j) = <i|psi_j> where i is the basis function and psi_j is the j th eigenvector
.br
`lapack_diagd <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L180>`_
Diagonalize matrix H
.br
H is untouched between input and ouptut
.br
eigevalues(i) = ith lowest eigenvalue of the H matrix
.br
eigvectors(i,j) = <i|psi_j> where i is the basis function and psi_j is the j th eigenvector
.br
`lapack_partial_diag <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L376>`_
Diagonalize matrix H
.br
H is untouched between input and ouptut
.br
eigevalues(i) = ith lowest eigenvalue of the H matrix
.br
eigvectors(i,j) = <i|psi_j> where i is the basis function and psi_j is the j th eigenvector
.br
`logfact <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L93>`_
n!
`mrcc_dress <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L65>`_
Undocumented
`mrcc_iterations <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_general.irp.f#L7>`_
Undocumented
`multiply_poly <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L264>`_
Multiply two polynomials
D(t) =! D(t) +( B(t)*C(t))
`normalize <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L356>`_
Normalizes vector u
u is expected to be aligned in memory.
`nproc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L283>`_
Number of current OpenMP threads
`ortho_lowdin <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L1>`_
Compute C_new=C_old.S^-1/2 canonical orthogonalization.
.br
overlap : overlap matrix
.br
LDA : leftmost dimension of overlap array
.br
N : Overlap matrix is NxN (array is (LDA,N) )
.br
C : Coefficients of the vectors to orthogonalize. On exit,
orthogonal vectors
.br
LDC : leftmost dimension of C
.br
m : Coefficients matrix is MxN, ( array is (LDC,N) )
.br
`oscillations <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L86>`_
Undocumented
`overlap_a_b_c <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/one_e_integration.irp.f#L35>`_
Undocumented
`overlap_gaussian_x <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/one_e_integration.irp.f#L1>`_
.. math::
.br
\sum_{-infty}^{+infty} (x-A_x)^ax (x-B_x)^bx exp(-alpha(x-A_x)^2) exp(-beta(x-B_X)^2) dx
.br
`overlap_gaussian_xyz <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/one_e_integration.irp.f#L113>`_
.. math::
.br
S_x = \int (x-A_x)^{a_x} exp(-\alpha(x-A_x)^2) (x-B_x)^{b_x} exp(-beta(x-B_x)^2) dx \\
S = S_x S_y S_z
.br
`overlap_x_abs <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/one_e_integration.irp.f#L175>`_
.. math ::
.br
\int_{-infty}^{+infty} (x-A_center)^(power_A) * (x-B_center)^power_B * exp(-alpha(x-A_center)^2) * exp(-beta(x-B_center)^2) dx
.br
`pert_determinants <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_utils.irp.f#L1>`_
Undocumented
`progress_active <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L29>`_
Current status for displaying progress bars. Global variable.
`progress_bar <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L27>`_
Current status for displaying progress bars. Global variable.
`progress_timeout <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L28>`_
Current status for displaying progress bars. Global variable.
`progress_title <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L31>`_
Current status for displaying progress bars. Global variable.
`progress_value <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L30>`_
Current status for displaying progress bars. Global variable.
`psi_ref_lock <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_dress.irp.f#L4>`_
Locks on ref determinants to fill delta_ij
`recentered_poly2 <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L363>`_
Recenter two polynomials
`rint <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L436>`_
.. math::
.br
\int_0^1 dx \exp(-p x^2) x^n
.br
`rint1 <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L596>`_
Standard version of rint
`rint_large_n <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L565>`_
Version of rint for large values of n
`rint_sum <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/integration.irp.f#L484>`_
Needed for the calculation of two-electron integrals.
`rinteg <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L47>`_
Undocumented
`rintgauss <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L31>`_
Undocumented
`run_mrcc <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_general.irp.f#L1>`_
Undocumented
`run_progress <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L45>`_
Display a progress bar with documentation of what is happening
`sabpartial <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/need.irp.f#L2>`_
Undocumented
`set_generators_bitmasks_as_holes_and_particles <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/mrcc_general.irp.f#L69>`_
Undocumented
`set_order <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_216#L2>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
`set_order_big <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_283#L35>`_
array A has already been sorted, and iorder has contains the new order of
elements of A. This subroutine changes the order of x to match the new order of A.
This is a version for very large arrays where the indices need
to be in integer*8 format
`set_zero_extra_diag <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/LinearAlgebra.irp.f#L433>`_
Undocumented
`sort <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/sort.irp.f_template_184#L161>`_
Sort array x(isize).
iorder in input should be (1,2,3,...,isize), and in output
contains the new order of the elements.
`start_progress <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L1>`_
Starts the progress bar
`stop_progress <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/progress.irp.f#L19>`_
Stop the progress bar
`trap_signals <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/abort.irp.f#L19>`_
What to do when a signal is caught. Here, trap Ctrl-C and call the control_C subroutine.
`u_dot_u <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L325>`_
Compute <u|u>
`u_dot_v <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L299>`_
Compute <u|v>
`wall_time <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L268>`_
The equivalent of cpu_time, but for the wall time.
`write_git_log <http://github.com/LCPQ/quantum_package/tree/master/plugins/MRCC_Utils/util.irp.f#L243>`_
Write the last git commit in file iunit.

1
plugins/MRCC_Utils/davidson.irp.f
View File

@ -431,7 +431,6 @@ subroutine H_u_0_mrcc(v_0,u_0,H_jj,n,keys_tmp,shortcut,sort_idx,Nint,istate)
do ii=shortcut(sh),shortcut(sh+1)-1
idx(0) = ii
!call filter_connected_davidson_mwen(keys_tmp,shortcut,keys_tmp(1,1,ii),Nint,ii-1,idx)
call filter_connected_davidson_warp(keys_tmp,warp,keys_tmp(1,1,ii),Nint,ii-1,idx)
i = sort_idx(ii)

265
plugins/MRCC_Utils/mrcc_dress.irp.f
View File

@ -91,22 +91,42 @@ subroutine mrcc_dress(delta_ij_, delta_ii_, Ndet_ref, Ndet_non_ref,i_generator,n
integer :: iint, ipos
integer :: i_state, k_sd, l_sd, i_I, i_alpha
integer(bit_kind) :: miniList(Nint, 2, N_det_non_ref), key_mask(Nint, 2)
integer :: idx_miniList(N_det_non_ref), N_miniList
integer(bit_kind),allocatable :: miniList(:,:,:)
integer(bit_kind),intent(in) :: key_mask(Nint, 2)
integer,allocatable :: idx_miniList(:)
integer :: N_miniList, ni
! N_miniList = 0
! do i=i_generator-1,1,-1
! k = popcnt(key_mask(1,1)) + popcnt(key_mask(1,2)) - popcnt(iand(key_mask(1,1), psi_det_generators(1,1,i))) - popcnt(iand(key_mask(1,2), psi_det_generators(1,2,i)))
! if(k == 0) then
! return
! end if
! if(k <= 2) then
! N_minilist += 1
! miniList(:,:,N_minilist) = psi_det_generators(:,:,i)
! end if
! end do
allocate(miniList(Nint, 2, max(N_det_generators, N_det_non_ref)), idx_miniList(max(N_det_generators, N_det_non_ref)))
l = 0
do ni = 1,Nint
l += popcnt(key_mask(ni,1)) + popcnt(key_mask(ni,2))
end do
if(l == 0) then
N_miniList = i_generator-1
miniList(:,:,:N_miniList) = psi_det_generators(:,:,:N_minilist)
else
N_miniList = 0
do i=i_generator-1,1,-1
k = l
do ni=1,nint
k -= popcnt(iand(key_mask(ni,1), psi_det_generators(ni,1,i))) + popcnt(iand(key_mask(ni,2), psi_det_generators(ni,2,i)))
end do
if(k == 0) then
deallocate(miniList, idx_miniList)
return
end if
if(k <= 2) then
N_minilist += 1
miniList(:,:,N_minilist) = psi_det_generators(:,:,i)
end if
end do
end if
call find_triples_and_quadruples(i_generator,n_selected,det_buffer,Nint,tq,N_tq,miniList,N_minilist)
@ -227,71 +247,19 @@ subroutine mrcc_dress(delta_ij_, delta_ii_, Ndet_ref, Ndet_non_ref,i_generator,n
enddo
enddo
deallocate (dIa_hla)
deallocate(miniList, idx_miniList)
end
! subroutine mrcc_dress_simple(delta_ij_non_ref_,Ndet_non_ref,i_generator,n_selected,det_buffer,Nint,iproc)
! use bitmasks
! implicit none
!
! integer, intent(in) :: i_generator,n_selected, Nint, iproc
! integer, intent(in) :: Ndet_non_ref
! double precision, intent(inout) :: delta_ij_non_ref_(Ndet_non_ref,Ndet_non_ref,*)
!
! integer(bit_kind), intent(in) :: det_buffer(Nint,2,n_selected)
! integer :: i,j,k,m
! integer :: new_size
! integer :: degree(psi_det_size)
! integer :: idx(0:psi_det_size)
! logical :: good
!
! integer(bit_kind) :: tq(Nint,2,n_selected)
! integer :: N_tq, c_ref
! integer :: connected_to_ref
!
!
! call find_triples_and_quadruples(i_generator,n_selected,det_buffer,Nint,tq,N_tq)
!
! ! Compute <k|H|a><a|H|j> / (E0 - Haa)
! double precision :: hka, haa
! double precision :: haj
! double precision :: f(N_states)
!
! do i=1,N_tq
! call get_excitation_degree_vector(psi_non_ref,tq(1,1,i),degree,Nint,Ndet_non_ref,idx)
! call i_h_j(tq(1,1,i),tq(1,1,i),Nint,haa)
! do m=1,N_states
! f(m) = 1.d0/(ci_electronic_energy(m)-haa)
! enddo
! do k=1,idx(0)
! call i_h_j(tq(1,1,i),psi_non_ref(1,1,idx(k)),Nint,hka)
! do j=k,idx(0)
! call i_h_j(tq(1,1,i),psi_non_ref(1,1,idx(j)),Nint,haj)
! do m=1,N_states
! delta_ij_non_ref_(idx(k), idx(j),m) += haj*hka* f(m)
! delta_ij_non_ref_(idx(j), idx(k),m) += haj*hka* f(m)
! enddo
! enddo
! enddo
! enddo
! end
BEGIN_PROVIDER [ integer(bit_kind), gen_det_sorted, (N_int,2,N_det_generators,2) ]
&BEGIN_PROVIDER [ integer, gen_det_shortcut, (0:N_det_generators,2) ]
&BEGIN_PROVIDER [ integer, gen_det_version, (N_int, N_det_generators,2) ]
&BEGIN_PROVIDER [ integer, gen_det_idx, (N_det_generators,2) ]
gen_det_sorted(:,:,:,1) = psi_det_generators(:,:,:N_det_generators)
gen_det_sorted(:,:,:,2) = psi_det_generators(:,:,:N_det_generators)
call sort_dets_ab_v(gen_det_sorted(:,:,:,1), gen_det_idx(:,1), gen_det_shortcut(0:,1), gen_det_version(:,:,1), N_det_generators, N_int)
call sort_dets_ba_v(gen_det_sorted(:,:,:,2), gen_det_idx(:,2), gen_det_shortcut(0:,2), gen_det_version(:,:,2), N_det_generators, N_int)
print *, " *********************** ", gen_det_shortcut(0,:)
END_PROVIDER
@ -311,11 +279,9 @@ subroutine find_triples_and_quadruples(i_generator,n_selected,det_buffer,Nint,tq
integer(bit_kind), intent(out) :: tq(Nint,2,n_selected)
integer, intent(out) :: N_tq
integer :: c_ref
integer :: connected_to_ref
integer :: na, nb, nt,mex, lex, sh,ni
integer :: nt,ni
integer(bit_kind),intent(in) :: miniList(Nint,2,N_det_generators)
@ -323,153 +289,21 @@ subroutine find_triples_and_quadruples(i_generator,n_selected,det_buffer,Nint,tq
N_tq = 0
do i=1,N_selected
! c_ref = 0
! do j=1,N_miniList
! na = popcnt(xor(miniList(1,1,j), det_buffer(1,1,i)))
! nb = popcnt(xor(miniList(1,2,j), det_buffer(1,2,i)))
! if(na+nb <= 4) then
! c_ref = 1
! exit
i_loop : do i=1,N_selected
do j=1,N_miniList
nt = 0
do ni=1,Nint
nt += popcnt(xor(miniList(ni,1,j), det_buffer(ni,1,i))) + popcnt(xor(miniList(ni,2,j), det_buffer(ni,2,i)))
end do
if(nt <= 4) then
cycle i_loop
end if
end do
! if(connected_to_ref(det_buffer(1,1,i),psi_det_generators,Nint, &
! i_generator,N_det_generators) /= 0) then
! cycle i_loop
! end if
! end do
!
! if(Nint /= 1) then
! c_ref = 0
! na = 0
! nb = 0
! do ni=1,Nint
! na += popcnt(xor(det_buffer(ni,1,i), psi_ref(ni,1,1)))
! nb += popcnt(xor(det_buffer(ni,2,i), psi_ref(ni,2,1)))
! end do
! if(na > nb) then
! mex = 1
! lex = 2
! else
! mex = 2
! lex = 1
! end if
!
!
! sh_loop : do sh=1,gen_det_shortcut(0,lex)
! do ni=1,Nint
! if(det_buffer(ni,lex,i) /= gen_det_sorted(ni,lex,gen_det_shortcut(sh, lex),lex)) then
! cycle sh_loop
! end if
! end do
! do j=gen_det_shortcut(sh,lex),gen_det_shortcut(sh+1,lex)-1
! if(gen_det_idx(j,lex) >= i_generator) then
! cycle
! end if
! nt = 0
! do ni=1,nint
! nt += popcnt(xor(det_buffer(ni,mex,i), gen_det_sorted(ni,mex,j,lex)))
! end do
! if(nt <= 4) then
! ! if(gen_det_idx(j,lex) < i_generator) then
! c_ref = 1!gen_det_idx(j,lex)
! exit sh_loop
! ! end if
! end if
! end do
! exit sh_loop
! end do sh_loop
!
! if(c_ref == 0) then
! sh_loop2 : do sh = 1,gen_det_shortcut(0,mex)
! na = 0
! do ni=1,Nint
! na += popcnt(xor(det_buffer(ni,mex,i), gen_det_sorted(ni,mex,gen_det_shortcut(sh, mex),mex)))
! end do
! if(na > 2) then
! cycle
! end if
! do j=gen_det_shortcut(sh, mex), gen_det_shortcut(sh+1,mex)-1
! if(gen_det_idx(j,mex) >= i_generator) then
! cycle
! end if
! nt = na
! do ni=1,Nint
! nt += popcnt(xor(det_buffer(ni,lex,i), gen_det_sorted(ni,lex,j,mex)))
! end do
! if(nt <= 4) then
! ! if(gen_det_idx(j,mex) < i_generator) then
! c_ref = 2!gen_det_idx(j,mex)
! exit sh_loop2
! ! end if
! end if
! end do
! end do sh_loop2
! end if
! else
! c_ref = 0
! na = popcnt(xor(det_buffer(1,1,i), psi_ref(1,1,1)))
! nb = popcnt(xor(det_buffer(1,2,i), psi_ref(1,2,1)))
! if(na > nb) then
! mex = 1
! lex = 2
! else
! mex = 2
! lex = 1
! end if
!
!
! sh_loop3 : do sh=1,gen_det_shortcut(0,lex)
! if(det_buffer(1,lex,i) /= gen_det_version(1,sh,lex)) then!gen_det_sorted(1,lex,gen_det_shortcut(sh, lex),lex)) then
! cycle sh_loop3
! end if
! do j=gen_det_shortcut(sh,lex),gen_det_shortcut(sh+1,lex)-1
! if(gen_det_idx(j,lex) >= i_generator) then
! cycle
! end if
! nt = popcnt(xor(det_buffer(1,mex,i), gen_det_sorted(1,mex,j,lex)))
! if(nt <= 4) then
! ! if(gen_det_idx(j,lex) < i_generator) then
! c_ref = 1!gen_det_idx(j,lex)
! exit sh_loop3
! ! end if
! end if
! end do
! exit sh_loop3
! end do sh_loop3
!
! if(c_ref == 0) then
! sh_loop4 : do sh = 1,gen_det_shortcut(0,mex)
! na = popcnt(xor(det_buffer(1,mex,i),gen_det_version(1,sh,mex)))! gen_det_sorted(1,mex,gen_det_shortcut(sh, mex),mex)))
! if(na > 2) then
! cycle sh_loop4
! end if
! do j=gen_det_shortcut(sh, mex), gen_det_shortcut(sh+1,mex)-1
! if(gen_det_idx(j,mex) >= i_generator) then
! cycle
! end if
! nt = na
! nt += popcnt(xor(det_buffer(1,lex,i), gen_det_sorted(1,lex,j,mex)))
! if(nt <= 4) then
! ! if(gen_det_idx(j,mex) < i_generator) then
! c_ref = 2!gen_det_idx(j,mex)
! exit sh_loop4
! ! end if
! end if
! end do
! end do sh_loop4
! end if
! end if
c_ref = connected_to_ref(det_buffer(1,1,i),psi_det_generators,Nint, &
i_generator,N_det_generators)
if (c_ref /= 0) then
cycle
endif
! Select determinants that are triple or quadruple excitations
! from the ref
@ -491,8 +325,7 @@ subroutine find_triples_and_quadruples(i_generator,n_selected,det_buffer,Nint,tq
enddo
endif
endif
enddo
enddo i_loop
end

926
src/Determinants/README.rst
View File

@ -0,0 +1,926 @@
Needed Modules
==============
.. Do not edit this section It was auto-generated
.. by the `update_README.py` script.
.. image:: tree_dependency.png
* `Integrals_Monoelec <http://github.com/LCPQ/quantum_package/tree/master/src/Integrals_Monoelec>`_
* `Integrals_Bielec <http://github.com/LCPQ/quantum_package/tree/master/src/Integrals_Bielec>`_
Documentation
=============
.. Do not edit this section It was auto-generated
.. by the `update_README.py` script.
`a_operator <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1110>`_
Needed for diag_H_mat_elem
`abs_psi_coef_max <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L451>`_
Max and min values of the coefficients
`abs_psi_coef_min <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L452>`_
Max and min values of the coefficients
`ac_operator <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1155>`_
Needed for diag_H_mat_elem
`apply_mono <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/excitations_utils.irp.f#L1>`_
Undocumented
`bi_elec_ref_bitmask_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ref_bitmask.irp.f#L5>`_
Energy of the reference bitmask used in Slater rules
`ci_eigenvectors <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI.irp.f#L37>`_
Eigenvectors/values of the CI matrix
`ci_eigenvectors_mono <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_mono.irp.f#L2>`_
Eigenvectors/values of the CI matrix
`ci_eigenvectors_s2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI.irp.f#L38>`_
Eigenvectors/values of the CI matrix
`ci_eigenvectors_s2_mono <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_mono.irp.f#L3>`_
Eigenvectors/values of the CI matrix
`ci_electronic_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI.irp.f#L36>`_
Eigenvectors/values of the CI matrix
`ci_electronic_energy_mono <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_mono.irp.f#L1>`_
Eigenvectors/values of the CI matrix
`ci_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI.irp.f#L18>`_
N_states lowest eigenvalues of the CI matrix
`ci_sc2_eigenvectors <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_SC2.irp.f#L27>`_
Eigenvectors/values of the CI matrix
`ci_sc2_electronic_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_SC2.irp.f#L26>`_
Eigenvectors/values of the CI matrix
`ci_sc2_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_SC2.irp.f#L1>`_
N_states_diag lowest eigenvalues of the CI matrix
`cisd <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/truncate_wf.irp.f#L1>`_
Undocumented
`cisd_sc2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/SC2.irp.f#L1>`_
CISD+SC2 method :: take off all the disconnected terms of a CISD (selected or not)
.br
dets_in : bitmasks corresponding to determinants
.br
u_in : guess coefficients on the various states. Overwritten
on exit
.br
dim_in : leftmost dimension of u_in
.br
sze : Number of determinants
.br
N_st : Number of eigenstates
.br
Initial guess vectors are not necessarily orthonormal
`connected_to_ref <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/connected_to_ref.irp.f#L157>`_
Undocumented
`connected_to_ref_by_mono <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/connected_to_ref.irp.f#L255>`_
Undocumented
`copy_h_apply_buffer_to_wf <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/H_apply.irp.f#L103>`_
Copies the H_apply buffer to psi_coef.
After calling this subroutine, N_det, psi_det and psi_coef need to be touched
`create_wf_of_psi_bilinear_matrix <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L417>`_
Generate a wave function containing all possible products
of alpha and beta determinants
`davidson_converged <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L563>`_
True if the Davidson algorithm is converged
`davidson_criterion <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L553>`_
Can be : [ energy | residual | both | wall_time | cpu_time | iterations ]
`davidson_diag <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L18>`_
Davidson diagonalization.
.br
dets_in : bitmasks corresponding to determinants
.br
u_in : guess coefficients on the various states. Overwritten
on exit
.br
dim_in : leftmost dimension of u_in
.br
sze : Number of determinants
.br
N_st : Number of eigenstates
.br
iunit : Unit number for the I/O
.br
Initial guess vectors are not necessarily orthonormal
`davidson_diag_hjj <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L239>`_
Davidson diagonalization with specific diagonal elements of the H matrix
.br
H_jj : specific diagonal H matrix elements to diagonalize de Davidson
.br
dets_in : bitmasks corresponding to determinants
.br
u_in : guess coefficients on the various states. Overwritten
on exit
.br
dim_in : leftmost dimension of u_in
.br
sze : Number of determinants
.br
N_st : Number of eigenstates
.br
iunit : Unit for the I/O
.br
Initial guess vectors are not necessarily orthonormal
`davidson_iter_max <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L1>`_
Max number of Davidson iterations
`davidson_sze_max <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L9>`_
Max number of Davidson sizes
`davidson_threshold <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L554>`_
Can be : [ energy | residual | both | wall_time | cpu_time | iterations ]
`decode_exc <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L76>`_
Decodes the exc arrays returned by get_excitation.
h1,h2 : Holes
p1,p2 : Particles
s1,s2 : Spins (1:alpha, 2:beta)
degree : Degree of excitation
`det_coef <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L138>`_
det_coef
`det_connections <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1380>`_
Build connection proxy between determinants
`det_inf <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L69>`_
Undocumented
`det_num <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L248>`_
det_num
`det_occ <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L226>`_
det_occ
`det_search_key <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/connected_to_ref.irp.f#L1>`_
Return an integer*8 corresponding to a determinant index for searching
`det_to_occ_pattern <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L2>`_
Transform a determinant to an occupation pattern
`diag_algorithm <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI.irp.f#L1>`_
Diagonalization algorithm (Davidson or Lapack)
`diag_h_mat_elem <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1048>`_
Computes <i|H|i>
`diagonalize_ci <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI.irp.f#L105>`_
Replace the coefficients of the CI states by the coefficients of the
eigenstates of the CI matrix
`diagonalize_ci_mono <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_mono.irp.f#L73>`_
Replace the coefficients of the CI states by the coefficients of the
eigenstates of the CI matrix
`diagonalize_ci_sc2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_SC2.irp.f#L45>`_
Replace the coefficients of the CI states_diag by the coefficients of the
eigenstates of the CI matrix
`do_mono_excitation <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/create_excitations.irp.f#L1>`_
Apply the mono excitation operator : a^{dager}_(i_particle) a_(i_hole) of spin = ispin
on key_in
ispin = 1 == alpha
ispin = 2 == beta
i_ok = 1 == the excitation is possible
i_ok = -1 == the excitation is not possible
`double_exc_bitmask <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants_bitmasks.irp.f#L40>`_
double_exc_bitmask(:,1,i) is the bitmask for holes of excitation 1
double_exc_bitmask(:,2,i) is the bitmask for particles of excitation 1
double_exc_bitmask(:,3,i) is the bitmask for holes of excitation 2
double_exc_bitmask(:,4,i) is the bitmask for particles of excitation 2
for a given couple of hole/particle excitations i.
`expected_s2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L48>`_
Expected value of S2 : S*(S+1)
`fill_h_apply_buffer_no_selection <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/H_apply.irp.f#L258>`_
Fill the H_apply buffer with determiants for CISD
`filter_3_highest_electrons <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L423>`_
Returns a determinant with only the 3 highest electrons
`filter_connected <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/filter_connected.irp.f#L2>`_
Filters out the determinants that are not connected by H
.br
returns the array idx which contains the index of the
.br
determinants in the array key1 that interact
.br
via the H operator with key2.
.br
idx(0) is the number of determinants that interact with key1
`filter_connected_davidson <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/filter_connected.irp.f#L257>`_
Filters out the determinants that are not connected by H
returns the array idx which contains the index of the
determinants in the array key1 that interact
via the H operator with key2.
.br
idx(0) is the number of determinants that interact with key1
key1 should come from psi_det_sorted_ab.
`filter_connected_davidson_shortcut <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/filter_connected.irp.f#L193>`_
Filters out the determinants that are not connected by H
returns the array idx which contains the index of the
determinants in the array key1 that interact
via the H operator with key2.
.br
idx(0) is the number of determinants that interact with key1
key1 should come from psi_det_sorted_ab.
`filter_connected_davidson_warp <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/filter_connected.irp.f#L102>`_
Filters out the determinants that are not connected by H
returns the array idx which contains the index of the
determinants in the array key1 that interact
via the H operator with key2.
.br
idx(0) is the number of determinants that interact with key1
key1 should come from psi_det_sorted_ab.
`filter_connected_i_h_psi0 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/filter_connected.irp.f#L389>`_
returns the array idx which contains the index of the
.br
determinants in the array key1 that interact
.br
via the H operator with key2.
.br
idx(0) is the number of determinants that interact with key1
`filter_connected_i_h_psi0_sc2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/filter_connected.irp.f#L488>`_
standard filter_connected_i_H_psi but returns in addition
.br
the array of the index of the non connected determinants to key1
.br
in order to know what double excitation can be repeated on key1
.br
idx_repeat(0) is the number of determinants that can be used
.br
to repeat the excitations
`generate_all_alpha_beta_det_products <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L472>`_
Create a wave function from all possible alpha x beta determinants
`get_double_excitation <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L142>`_
Returns the two excitation operators between two doubly excited determinants and the phase
`get_excitation <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L30>`_
Returns the excitation operators between two determinants and the phase
`get_excitation_degree <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1>`_
Returns the excitation degree between two determinants
`get_excitation_degree_vector <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L953>`_
Applies get_excitation_degree to an array of determinants
`get_index_in_psi_det_alpha_unique <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L141>`_
Returns the index of the determinant in the ``psi_det_alpha_unique`` array
`get_index_in_psi_det_beta_unique <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L223>`_
Returns the index of the determinant in the ``psi_det_beta_unique`` array
`get_index_in_psi_det_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/connected_to_ref.irp.f#L50>`_
Returns the index of the determinant in the ``psi_det_sorted_bit`` array
`get_mono_excitation <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L275>`_
Returns the excitation operator between two singly excited determinants and the phase
`get_occ_from_key <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1203>`_
Returns a list of occupation numbers from a bitstring
`get_s2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L1>`_
Returns <S^2>
`get_s2_u0 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L109>`_
Undocumented
`get_s2_u0_old <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L82>`_
Undocumented
`h_apply_buffer_allocated <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/H_apply.irp.f#L15>`_
Buffer of determinants/coefficients/perturbative energy for H_apply.
Uninitialized. Filled by H_apply subroutines.
`h_apply_buffer_lock <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/H_apply.irp.f#L16>`_
Buffer of determinants/coefficients/perturbative energy for H_apply.
Uninitialized. Filled by H_apply subroutines.
`h_matrix_all_dets <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/utils.irp.f#L1>`_
H matrix on the basis of the slater determinants defined by psi_det
`h_matrix_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L115>`_
Undocumented
`h_u_0 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1219>`_
Computes v_0 = H|u_0>
.br
n : number of determinants
.br
H_jj : array of <j|H|j>
`h_u_0_org <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1303>`_
Computes v_0 = H|u_0>
.br
n : number of determinants
.br
H_jj : array of <j|H|j>
`i_h_j <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L356>`_
Returns <i|H|j> where i and j are determinants
`i_h_j_phase_out <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L492>`_
Returns <i|H|j> where i and j are determinants
`i_h_j_verbose <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L628>`_
Returns <i|H|j> where i and j are determinants
`i_h_psi <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L767>`_
<key|H|psi> for the various Nstates
`i_h_psi_sc2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L850>`_
<key|H|psi> for the various Nstate
.br
returns in addition
.br
the array of the index of the non connected determinants to key1
.br
in order to know what double excitation can be repeated on key1
.br
idx_repeat(0) is the number of determinants that can be used
.br
to repeat the excitations
`i_h_psi_sc2_verbose <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L897>`_
<key|H|psi> for the various Nstate
.br
returns in addition
.br
the array of the index of the non connected determinants to key1
.br
in order to know what double excitation can be repeated on key1
.br
idx_repeat(0) is the number of determinants that can be used
.br
to repeat the excitations
`i_h_psi_sec_ord <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L803>`_
<key|H|psi> for the various Nstates
`idx_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L5>`_
CAS wave function, defined from the application of the CAS bitmask on the
determinants. idx_cas gives the indice of the CAS determinant in psi_det.
`idx_non_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L65>`_
Set of determinants which are not part of the CAS, defined from the application
of the CAS bitmask on the determinants.
idx_non_cas gives the indice of the determinant in psi_det.
`int_of_3_highest_electrons <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L388>`_
Returns an integer*8 as :
.br
|_<--- 21 bits ---><--- 21 bits ---><--- 21 bits --->|
.br
|0<--- i1 ---><--- i2 ---><--- i3 --->|
.br
It encodes the value of the indices of the 3 highest MOs
in descending order
.br
`is_in_wavefunction <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/connected_to_ref.irp.f#L36>`_
True if the determinant ``det`` is in the wave function
`kinetic_ref_bitmask_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ref_bitmask.irp.f#L3>`_
Energy of the reference bitmask used in Slater rules
`make_s2_eigenfunction <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L251>`_
Undocumented
`max_degree_exc <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L32>`_
Maximum degree of excitation in the wf
`mono_elec_ref_bitmask_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ref_bitmask.irp.f#L2>`_
Energy of the reference bitmask used in Slater rules
`n_con_int <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/slater_rules.irp.f#L1372>`_
Number of integers to represent the connections between determinants
`n_det <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L3>`_
Number of determinants in the wave function
`n_det_alpha_unique <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f_template_136#L4>`_
Unique alpha determinants
`n_det_beta_unique <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f_template_136#L80>`_
Unique beta determinants
`n_det_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L6>`_
CAS wave function, defined from the application of the CAS bitmask on the
determinants. idx_cas gives the indice of the CAS determinant in psi_det.
`n_det_max <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L50>`_
Max number of determinants in the wave function
`n_det_max_jacobi <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L94>`_
Maximum number of determinants diagonalized by Jacobi
`n_det_max_property <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L292>`_
Max number of determinants in the wave function when you select for a given property
`n_det_non_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L66>`_
Set of determinants which are not part of the CAS, defined from the application
of the CAS bitmask on the determinants.
idx_non_cas gives the indice of the determinant in psi_det.
`n_double_exc_bitmasks <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants_bitmasks.irp.f#L31>`_
Number of double excitation bitmasks
`n_occ_pattern <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L143>`_
array of the occ_pattern present in the wf
psi_occ_pattern(:,1,j) = jth occ_pattern of the wave function : represent all the single occupation
psi_occ_pattern(:,2,j) = jth occ_pattern of the wave function : represent all the double occupation
`n_single_exc_bitmasks <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants_bitmasks.irp.f#L8>`_
Number of single excitation bitmasks
`n_states <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L72>`_
Number of states to consider
`n_states_diag <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/options.irp.f#L1>`_
Number of states to consider for the diagonalization
`nucl_elec_ref_bitmask_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ref_bitmask.irp.f#L4>`_
Energy of the reference bitmask used in Slater rules
`occ_pattern_search_key <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/connected_to_ref.irp.f#L18>`_
Return an integer*8 corresponding to a determinant index for searching
`occ_pattern_to_dets <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L42>`_
Generate all possible determinants for a give occ_pattern
`occ_pattern_to_dets_size <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L20>`_
Number of possible determinants for a given occ_pattern
`one_body_dm_mo <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L164>`_
One-body density matrix
`one_body_dm_mo_alpha <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L1>`_
Alpha and beta one-body density matrix for each state
`one_body_dm_mo_beta <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L2>`_
Alpha and beta one-body density matrix for each state
`one_body_single_double_dm_mo_alpha <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L80>`_
Alpha and beta one-body density matrix for each state
`one_body_single_double_dm_mo_beta <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L81>`_
Alpha and beta one-body density matrix for each state
`one_body_spin_density_mo <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L172>`_
rho(alpha) - rho(beta)
`only_single_double_dm <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L182>`_
If true, The One body DM is calculated with ignoring the Double<->Doubles extra diag elements
`pouet <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/program_initial_determinants.irp.f#L1>`_
Undocumented
`psi_average_norm_contrib <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L273>`_
Contribution of determinants to the state-averaged density
`psi_average_norm_contrib_sorted <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L303>`_
Wave function sorted by determinants contribution to the norm (state-averaged)
`psi_bilinear_matrix <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L400>`_
Coefficient matrix if the wave function is expressed in a bilinear form :
D_a^t C D_b
`psi_bilinear_matrix_columns <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L362>`_
Sparse coefficient matrix if the wave function is expressed in a bilinear form :
D_a^t C D_b
`psi_bilinear_matrix_rows <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L361>`_
Sparse coefficient matrix if the wave function is expressed in a bilinear form :
D_a^t C D_b
`psi_bilinear_matrix_values <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L360>`_
Sparse coefficient matrix if the wave function is expressed in a bilinear form :
D_a^t C D_b
`psi_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L3>`_
CAS wave function, defined from the application of the CAS bitmask on the
determinants. idx_cas gives the indice of the CAS determinant in psi_det.
`psi_cas_coef <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L4>`_
CAS wave function, defined from the application of the CAS bitmask on the
determinants. idx_cas gives the indice of the CAS determinant in psi_det.
`psi_cas_coef_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L50>`_
CAS determinants sorted to accelerate the search of a random determinant in the wave
function.
`psi_cas_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L146>`_
Undocumented
`psi_cas_energy_diagonalized <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L128>`_
Undocumented
`psi_cas_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L49>`_
CAS determinants sorted to accelerate the search of a random determinant in the wave
function.
`psi_coef <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L227>`_
The wave function coefficients. Initialized with Hartree-Fock if the EZFIO file
is empty
`psi_coef_cas_diagonalized <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L127>`_
Undocumented
`psi_coef_max <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L449>`_
Max and min values of the coefficients
`psi_coef_min <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L450>`_
Max and min values of the coefficients
`psi_coef_sorted <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L302>`_
Wave function sorted by determinants contribution to the norm (state-averaged)
`psi_coef_sorted_ab <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L468>`_
Determinants on which we apply <i|H|j>.
They are sorted by the 3 highest electrons in the alpha part,
then by the 3 highest electrons in the beta part to accelerate
the research of connected determinants.
`psi_coef_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L333>`_
Determinants on which we apply <i|H|psi> for perturbation.
They are sorted by determinants interpreted as integers. Useful
to accelerate the search of a random determinant in the wave
function.
`psi_det <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L65>`_
The wave function determinants. Initialized with Hartree-Fock if the EZFIO file
is empty
`psi_det_alpha <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L27>`_
List of alpha determinants of psi_det
`psi_det_alpha_unique <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f_template_136#L3>`_
Unique alpha determinants
`psi_det_beta <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L41>`_
List of beta determinants of psi_det
`psi_det_beta_unique <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f_template_136#L79>`_
Unique beta determinants
`psi_det_size <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L47>`_
Size of the psi_det/psi_coef arrays
`psi_det_sorted <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L301>`_
Wave function sorted by determinants contribution to the norm (state-averaged)
`psi_det_sorted_ab <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L467>`_
Determinants on which we apply <i|H|j>.
They are sorted by the 3 highest electrons in the alpha part,
then by the 3 highest electrons in the beta part to accelerate
the research of connected determinants.
`psi_det_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L332>`_
Determinants on which we apply <i|H|psi> for perturbation.
They are sorted by determinants interpreted as integers. Useful
to accelerate the search of a random determinant in the wave
function.
`psi_det_sorted_next_ab <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L469>`_
Determinants on which we apply <i|H|j>.
They are sorted by the 3 highest electrons in the alpha part,
then by the 3 highest electrons in the beta part to accelerate
the research of connected determinants.
`psi_non_cas <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L63>`_
Set of determinants which are not part of the CAS, defined from the application
of the CAS bitmask on the determinants.
idx_non_cas gives the indice of the determinant in psi_det.
`psi_non_cas_coef <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L64>`_
Set of determinants which are not part of the CAS, defined from the application
of the CAS bitmask on the determinants.
idx_non_cas gives the indice of the determinant in psi_det.
`psi_non_cas_coef_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L103>`_
CAS determinants sorted to accelerate the search of a random determinant in the wave
function.
`psi_non_cas_sorted_bit <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/psi_cas.irp.f#L102>`_
CAS determinants sorted to accelerate the search of a random determinant in the wave
function.
`psi_occ_pattern <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L142>`_
array of the occ_pattern present in the wf
psi_occ_pattern(:,1,j) = jth occ_pattern of the wave function : represent all the single occupation
psi_occ_pattern(:,2,j) = jth occ_pattern of the wave function : represent all the double occupation
`put_gess <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/guess_triplet.irp.f#L1>`_
Undocumented
`read_dets <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L598>`_
Reads the determinants from the EZFIO file
`read_wf <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L160>`_
If true, read the wave function from the EZFIO file
`rec_occ_pattern_to_dets <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/occ_pattern.irp.f#L102>`_
Undocumented
`ref_bitmask_energy <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ref_bitmask.irp.f#L1>`_
Energy of the reference bitmask used in Slater rules
`remove_duplicates_in_psi_det <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/H_apply.irp.f#L190>`_
Removes duplicate determinants in the wave function.
`resize_h_apply_buffer <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/H_apply.irp.f#L48>`_
Resizes the H_apply buffer of proc iproc. The buffer lock should
be set before calling this function.
`routine <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/program_initial_determinants.irp.f#L7>`_
Undocumented
`s2_eig <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L116>`_
Force the wave function to be an eigenfunction of S^2
`s2_values <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L67>`_
array of the averaged values of the S^2 operator on the various states
`s_z <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L36>`_
z component of the Spin
`s_z2_sz <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/s2.irp.f#L37>`_
z component of the Spin
`save_natorb <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/save_natorb.irp.f#L1>`_
Undocumented
`save_natural_mos <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L196>`_
Save natural orbitals, obtained by diagonalization of the one-body density matrix in the MO basis
`save_wavefunction <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L645>`_
Save the wave function into the EZFIO file
`save_wavefunction_general <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L664>`_
Save the wave function into the EZFIO file
`save_wavefunction_specified <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L752>`_
Save the wave function into the EZFIO file
`save_wavefunction_unsorted <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L655>`_
Save the wave function into the EZFIO file
`set_bite_to_integer <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/create_excitations.irp.f#L38>`_
Undocumented
`set_natural_mos <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L180>`_
Set natural orbitals, obtained by diagonalization of the one-body density matrix in the MO basis
`single_exc_bitmask <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants_bitmasks.irp.f#L17>`_
single_exc_bitmask(:,1,i) is the bitmask for holes
single_exc_bitmask(:,2,i) is the bitmask for particles
for a given couple of hole/particle excitations i.
`sort_dets_ab <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L195>`_
Undocumented
`sort_dets_ab_v <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L148>`_
Undocumented
`sort_dets_ba_v <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L124>`_
Undocumented
`sort_dets_by_3_highest_electrons <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L489>`_
Determinants on which we apply <i|H|j>.
They are sorted by the 3 highest electrons in the alpha part,
then by the 3 highest electrons in the beta part to accelerate
the research of connected determinants.
`sort_dets_by_det_search_key <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/determinants.irp.f#L346>`_
Determinants are sorted are sorted according to their det_search_key.
Useful to accelerate the search of a random determinant in the wave
function.
`spin_det_search_key <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L9>`_
Return an integer*8 corresponding to a determinant index for searching
`state_average_weight <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/density_matrix.irp.f#L207>`_
Weights in the state-average calculation of the density matrix
`tamiser <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/davidson.irp.f#L91>`_
Undocumented
`threshold_convergence_sc2 <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/diagonalize_CI_SC2.irp.f#L18>`_
convergence of the correlation energy of SC2 iterations
`threshold_generators <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L270>`_
Thresholds on generators (fraction of the norm)
`threshold_selectors <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/ezfio_interface.irp.f#L6>`_
Thresholds on selectors (fraction of the norm)
`write_spindeterminants <http://github.com/LCPQ/quantum_package/tree/master/src/Determinants/spindeterminants.irp.f#L305>`_
Undocumented

60
src/Determinants/filter_connected.irp.f
View File

@ -98,65 +98,6 @@ subroutine filter_connected(key1,key2,Nint,sze,idx)
end
subroutine filter_connected_sorted_ab(key1,key2,next,Nint,sze,idx)
use bitmasks
implicit none
BEGIN_DOC
! Filters out the determinants that are not connected by H
! returns the array idx which contains the index of the
! determinants in the array key1 that interact
! via the H operator with key2.
! idx(0) is the number of determinants that interact with key1
!
! Determinants are taken from the psi_det_sorted_ab array
END_DOC
integer, intent(in) :: Nint, sze
integer, intent(in) :: next(2,N_det)
integer(bit_kind), intent(in) :: key1(Nint,2,sze)
integer(bit_kind), intent(in) :: key2(Nint,2)
integer, intent(out) :: idx(0:sze)
integer :: i,j,l
integer :: degree_x2
integer(bit_kind) :: det3_1(Nint,2), det3_2(Nint,2)
ASSERT (Nint > 0)
ASSERT (sze >= 0)
l=1
call filter_3_highest_electrons( key2(1,1), det3_2(1,1), Nint)
if (Nint==1) then
i = 1
do while ( i<= sze )
call filter_3_highest_electrons( key1(1,1,i), det3_1(1,1), Nint)
degree_x2 = popcnt( xor( det3_1(1,1), det3_2(1,1)))
if (degree_x2 > 4) then
i = next(1,i)
cycle
else
degree_x2 = popcnt( xor( key1(1,1,i), key2(1,1)) )
if (degree_x2 <= 4) then
degree_x2 += popcnt( xor( key1(1,2,i), key2(1,2)) )
if (degree_x2 <= 4) then
idx(l) = i
l += 1
endif
endif
i += 1
endif
enddo
else
print *, 'Not implemented', irp_here
stop 1
endif
idx(0) = l-1
end
subroutine filter_connected_davidson_warp(key1,warp,key2,Nint,sze,idx)
use bitmasks
@ -337,6 +278,7 @@ subroutine filter_connected_davidson(key1,key2,Nint,sze,idx)
PROVIDE N_con_int det_connections
ASSERT (Nint > 0)
ASSERT (sze >= 0)