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state average works

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This commit is contained in:
Emmanuel Giner LCT 2019-10-25 17:31:09 +02:00
parent 65a5b87a43
commit b470cb6c1e
10 changed files with 92 additions and 81 deletions
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2
TODO
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@ -24,6 +24,8 @@
* Example : Simple Hartree-Fock program from scratch
* Examples : subroutine example_module
# enleverle psi_det_size for all complicated stuffs with dimension of psi_coef
# Config file for Cray
# Documentation de /etc

2
src/casscf/casscf.irp.f
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@ -41,7 +41,7 @@ subroutine run
mo_occ = occnum
call save_mos
iteration += 1
N_det = N_det/2
N_det = max(N_det/2 ,N_states)
psi_det = psi_det_sorted
psi_coef = psi_coef_sorted
read_wf = .True.

8
src/casscf/get_energy.irp.f
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@ -15,7 +15,13 @@ end
subroutine print_grad
implicit none
integer :: i
do i = 1, nMonoEx
if(dabs(gradvec2(i)).gt.1.d-5)then
print*,''
print*,i,gradvec2(i),excit(:,i)
endif
enddo
end
subroutine routine_bis

74
src/casscf/grad_old.irp.f Normal file
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@ -0,0 +1,74 @@
BEGIN_PROVIDER [real*8, gradvec_old, (nMonoEx)]
BEGIN_DOC
! calculate the orbital gradient <Psi| H E_pq |Psi> by hand, i.e. for
! each determinant I we determine the string E_pq |I> (alpha and beta
! separately) and generate <Psi|H E_pq |I>
! sum_I c_I <Psi|H E_pq |I> is then the pq component of the orbital
! gradient
! E_pq = a^+_pa_q + a^+_Pa_Q
END_DOC
implicit none
integer :: ii,tt,aa,indx,ihole,ipart,istate
real*8 :: res
do indx=1,nMonoEx
ihole=excit(1,indx)
ipart=excit(2,indx)
call calc_grad_elem(ihole,ipart,res)
gradvec_old(indx)=res
end do
real*8 :: norm_grad
norm_grad=0.d0
do indx=1,nMonoEx
norm_grad+=gradvec_old(indx)*gradvec_old(indx)
end do
norm_grad=sqrt(norm_grad)
if (bavard) then
write(6,*)
write(6,*) ' Norm of the orbital gradient (via <0|EH|0>) : ', norm_grad
write(6,*)
endif
END_PROVIDER
subroutine calc_grad_elem(ihole,ipart,res)
BEGIN_DOC
! eq 18 of Siegbahn et al, Physica Scripta 1980
! we calculate 2 <Psi| H E_pq | Psi>, q=hole, p=particle
END_DOC
implicit none
integer :: ihole,ipart,mu,iii,ispin,ierr,nu,istate
real*8 :: res
integer(bit_kind), allocatable :: det_mu(:,:),det_mu_ex(:,:)
real*8 :: i_H_psi_array(N_states),phase
allocate(det_mu(N_int,2))
allocate(det_mu_ex(N_int,2))
res=0.D0
do mu=1,n_det
! get the string of the determinant
call det_extract(det_mu,mu,N_int)
do ispin=1,2
! do the monoexcitation on it
call det_copy(det_mu,det_mu_ex,N_int)
call do_signed_mono_excitation(det_mu,det_mu_ex,nu &
,ihole,ipart,ispin,phase,ierr)
if (ierr.eq.1) then
call i_H_psi(det_mu_ex,psi_det,psi_coef,N_int &
,N_det,N_det,N_states,i_H_psi_array)
do istate=1,N_states
res+=i_H_psi_array(istate)*psi_coef(mu,istate)*phase
end do
end if
end do
end do
! state-averaged gradient
res*=2.D0/dble(N_states)
end subroutine calc_grad_elem

73
src/casscf/gradient.irp.f
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@ -60,79 +60,6 @@ END_PROVIDER
END_PROVIDER
BEGIN_PROVIDER [real*8, gradvec, (nMonoEx)]
BEGIN_DOC
! calculate the orbital gradient <Psi| H E_pq |Psi> by hand, i.e. for
! each determinant I we determine the string E_pq |I> (alpha and beta
! separately) and generate <Psi|H E_pq |I>
! sum_I c_I <Psi|H E_pq |I> is then the pq component of the orbital
! gradient
! E_pq = a^+_pa_q + a^+_Pa_Q
END_DOC
implicit none
integer :: ii,tt,aa,indx,ihole,ipart,istate
real*8 :: res
do indx=1,nMonoEx
ihole=excit(1,indx)
ipart=excit(2,indx)
call calc_grad_elem(ihole,ipart,res)
gradvec(indx)=res
end do
real*8 :: norm_grad
norm_grad=0.d0
do indx=1,nMonoEx
norm_grad+=gradvec(indx)*gradvec(indx)
end do
norm_grad=sqrt(norm_grad)
if (bavard) then
write(6,*)
write(6,*) ' Norm of the orbital gradient (via <0|EH|0>) : ', norm_grad
write(6,*)
endif
END_PROVIDER
subroutine calc_grad_elem(ihole,ipart,res)
BEGIN_DOC
! eq 18 of Siegbahn et al, Physica Scripta 1980
! we calculate 2 <Psi| H E_pq | Psi>, q=hole, p=particle
END_DOC
implicit none
integer :: ihole,ipart,mu,iii,ispin,ierr,nu,istate
real*8 :: res
integer(bit_kind), allocatable :: det_mu(:,:),det_mu_ex(:,:)
real*8 :: i_H_psi_array(N_states),phase
allocate(det_mu(N_int,2))
allocate(det_mu_ex(N_int,2))
res=0.D0
do mu=1,n_det
! get the string of the determinant
call det_extract(det_mu,mu,N_int)
do ispin=1,2
! do the monoexcitation on it
call det_copy(det_mu,det_mu_ex,N_int)
call do_signed_mono_excitation(det_mu,det_mu_ex,nu &
,ihole,ipart,ispin,phase,ierr)
if (ierr.eq.1) then
call i_H_psi(det_mu_ex,psi_det,psi_coef,N_int &
,N_det,N_det,N_states,i_H_psi_array)
do istate=1,N_states
res+=i_H_psi_array(istate)*psi_coef(mu,istate)*phase
end do
end if
end do
end do
! state-averaged gradient
res*=2.D0/dble(N_states)
end subroutine calc_grad_elem
BEGIN_PROVIDER [real*8, gradvec2, (nMonoEx)]
BEGIN_DOC
! calculate the orbital gradient <Psi| H E_pq |Psi> from density

4
src/casscf/swap_orb.irp.f
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@ -22,13 +22,11 @@
do i = 1, nMonoEx
iorder(i) = i
vec_tmp(i) = -dabs(SXvector_lowest(i))
!print*,'vec_tmp(i) = ',i,vec_tmp(i)
enddo
call dsort(vec_tmp,iorder,nMonoEx)
n_max_overlap = 0
do i = 1, nMonoEx
if(dabs(vec_tmp(i)).gt.thresh_overlap_switch)then
! print*,vec_tmp(i),iorder(i)
n_max_overlap += 1
max_overlap(n_max_overlap) = iorder(i)
endif
@ -107,7 +105,9 @@
endif
enddo
if(n_orb_swap.gt.0)then
print*,'n_orb_swap = ',n_orb_swap
endif
do i = 1, n_orb_swap
print*,'imono = ',index_orb_swap(i)
print*,orb_swap(1,i),'-->',orb_swap(2,i)

2
src/determinants/EZFIO.cfg
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@ -38,7 +38,7 @@ default: True
type: integer
doc: Weight used in the calculation of the one-electron density matrix. 0: 1./(c_0^2), 1: 1/N_states, 2: input state-average weight, 3: 1/(Norm_L3(Psi))
interface: ezfio,provider,ocaml
default: 1
default: 2
[weight_selection]
type: integer

1
src/mo_basis/mos.irp.f
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@ -91,7 +91,6 @@ BEGIN_PROVIDER [ double precision, mo_coef, (ao_num,mo_num) ]
enddo
enddo
endif
END_PROVIDER
BEGIN_PROVIDER [ double precision, mo_coef_in_ao_ortho_basis, (ao_num, mo_num) ]

4
src/two_body_rdm/orb_range_2_rdm.irp.f
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@ -79,7 +79,9 @@
double precision :: wall_0,wall_1
call wall_time(wall_0)
print*,'providing the state average TWO-RDM ...'
call orb_range_two_rdm_state_av(state_av_act_two_rdm_spin_trace_mo,n_act_orb,n_act_orb,list_act,list_act_reverse,state_weights,ispin,psi_coef,size(psi_coef,2),size(psi_coef,1))
print*,'psi_det_size = ',psi_det_size
print*,'N_det = ',N_det
call orb_range_two_rdm_state_av(state_av_act_two_rdm_spin_trace_mo,n_act_orb,n_act_orb,list_act,list_act_reverse,state_weights,ispin,psi_coef,N_states,size(psi_coef,1))
call wall_time(wall_1)
print*,'Time to provide the state average TWO-RDM',wall_1 - wall_0

1
src/two_body_rdm/orb_range_routines.irp.f
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@ -148,6 +148,7 @@ subroutine orb_range_two_rdm_state_av_work_$N_int(big_array,dim1,norb,list_orb,l
idx0(i) = i
enddo
! Prepare the array of all alpha single excitations
! -------------------------------------------------