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quantum_package/docs/source/modules/tools.rst
2019-01-10 18:57:58 +01:00

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.. _tools:
.. program:: tools
.. default-role:: option
=====
tools
=====
Useful tools are grouped in this module.
Subroutines / functions
-----------------------
.. c:function:: diagonalize_h
.. code:: text
subroutine diagonalize_h
File: :file:`diagonalize_h.irp.f`
program that extracts the N_states lowest states of the Hamiltonian within the set of Slater determinants stored in the EZFIO folder
.. c:function:: fcidump
.. code:: text
subroutine fcidump
File: :file:`fcidump.irp.f`
Produce a FCIDUMP file
.. c:function:: four_idx_transform
.. code:: text
subroutine four_idx_transform
File: :file:`four_idx_transform.irp.f`
4-index transformation of two-electron integrals from AO to MO integrals
.. c:function:: molden
.. code:: text
subroutine molden
File: :file:`molden.irp.f`
Produce a Molden file
.. c:function:: print_e_conv
.. code:: text
subroutine print_e_conv
File: :file:`print_e_conv.irp.f`
program that prints in a human readable format the convergence of the CIPSI algorithm
.. c:function:: print_wf
.. code:: text
subroutine print_wf
File: :file:`print_wf.irp.f`
print the wave function stored in the EZFIO folder in the intermediate normalization
it also prints a lot of information regarding the excitation operators from the reference determinant
and a first-order perturbative analysis of the wave function.
If the wave function strongly deviates from the first-order analysis, something funny is going on :)
.. c:function:: routine
.. code:: text
subroutine routine
File: :file:`write_integrals_erf.irp.f`
.. c:function:: save_natorb
.. code:: text
subroutine save_natorb
File: :file:`save_natorb.irp.f`
Save natural MOs into the EZFIO
.. c:function:: save_one_body_dm
.. code:: text
subroutine save_one_body_dm
File: :file:`save_one_body_dm.irp.f`
programs that computes the one body density on the mo basis for alpha and beta electrons from the wave function stored in the EZFIO folder, and then save it into the EZFIO folder aux_quantities.
Then, the global variable data_one_body_alpha_dm_mo and data_one_body_beta_dm_mo will automatically read the density in a further calculation.
This can be used to perform dampin on the density in RS-DFT calculation (see the density_for_dft module).
.. c:function:: save_one_e_dm
.. code:: text
subroutine save_one_e_dm
File: :file:`save_one_e_dm.irp.f`
programs that computes the one body density on the mo basis for alpha and beta electrons from the wave function stored in the EZFIO folder, and then save it into the EZFIO folder aux_quantities.
Then, the global variable data_one_e_dm_alpha_mo and data_one_e_dm_beta_mo will automatically read the density in a further calculation.
This can be used to perform dampin on the density in RS-DFT calculation (see the density_for_dft module).
.. c:function:: save_ortho_mos
.. code:: text
subroutine save_ortho_mos
File: :file:`save_ortho_mos.irp.f`
Save orthonormalized MOs in the EZFIO.
.. c:function:: write_ao_basis
.. code:: text
subroutine write_Ao_basis(i_unit_output)
File: :file:`molden.irp.f`
.. c:function:: write_geometry
.. code:: text
subroutine write_geometry(i_unit_output)
File: :file:`molden.irp.f`
.. c:function:: write_integrals
.. code:: text
subroutine write_integrals
File: :file:`write_integrals_erf.irp.f`
Saves the two-electron erf integrals into the EZFIO
.. c:function:: write_intro_gamess
.. code:: text
subroutine write_intro_gamess(i_unit_output)
File: :file:`molden.irp.f`
.. c:function:: write_mo_basis
.. code:: text
subroutine write_Mo_basis(i_unit_output)
File: :file:`molden.irp.f`