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added the possibility to select 3idx, 4-idx and 5idx

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eginer 2023-05-22 11:52:16 +02:00
parent 15dcd3d18f
commit 1d5ff0df66
6 changed files with 43 additions and 29 deletions
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24
src/tc_bi_ortho/slater_tc_3e.irp.f
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@ -4,17 +4,21 @@ subroutine provide_all_three_ints_bi_ortho
! routine that provides all necessary three-electron integrals
END_DOC
if(three_body_h_tc)then
PROVIDE three_e_3_idx_direct_bi_ort three_e_3_idx_cycle_1_bi_ort three_e_3_idx_cycle_2_bi_ort
PROVIDE three_e_3_idx_exch23_bi_ort three_e_3_idx_exch13_bi_ort three_e_3_idx_exch12_bi_ort
PROVIDE three_e_4_idx_direct_bi_ort three_e_4_idx_cycle_1_bi_ort three_e_4_idx_cycle_2_bi_ort
PROVIDE three_e_4_idx_exch23_bi_ort three_e_4_idx_exch13_bi_ort three_e_4_idx_exch12_bi_ort
if(three_e_3_idx_term)then
PROVIDE three_e_3_idx_direct_bi_ort three_e_3_idx_cycle_1_bi_ort three_e_3_idx_cycle_2_bi_ort
PROVIDE three_e_3_idx_exch23_bi_ort three_e_3_idx_exch13_bi_ort three_e_3_idx_exch12_bi_ort
endif
if(three_e_4_idx_term)then
PROVIDE three_e_4_idx_direct_bi_ort three_e_4_idx_cycle_1_bi_ort three_e_4_idx_cycle_2_bi_ort
PROVIDE three_e_4_idx_exch23_bi_ort three_e_4_idx_exch13_bi_ort three_e_4_idx_exch12_bi_ort
endif
if(.not.double_normal_ord.and.three_e_5_idx_term)then
PROVIDE three_e_5_idx_direct_bi_ort three_e_5_idx_cycle_1_bi_ort three_e_5_idx_cycle_2_bi_ort
PROVIDE three_e_5_idx_exch23_bi_ort three_e_5_idx_exch13_bi_ort three_e_5_idx_exch12_bi_ort
elseif (double_normal_ord .and. (.not. three_e_5_idx_term))then
PROVIDE normal_two_body_bi_orth
endif
endif
if(.not.double_normal_ord)then
PROVIDE three_e_5_idx_direct_bi_ort three_e_5_idx_cycle_1_bi_ort three_e_5_idx_cycle_2_bi_ort
PROVIDE three_e_5_idx_exch23_bi_ort three_e_5_idx_exch13_bi_ort three_e_5_idx_exch12_bi_ort
else
PROVIDE normal_two_body_bi_orth
endif
end
subroutine diag_htilde_three_body_ints_bi_ort(Nint, key_i, hthree)

4
src/tc_bi_ortho/slater_tc_opt_diag.irp.f
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@ -156,7 +156,7 @@ subroutine ac_tc_operator(iorb,ispin,key,hmono,htwoe,hthree,Nint,na,nb)
htwoe = htwoe + mo_bi_ortho_tc_two_e_jj(occ(i,other_spin),iorb)
enddo
if(three_body_h_tc.and.elec_num.gt.2)then
if(three_body_h_tc.and.elec_num.gt.2.and.three_e_3_idx_term)then
!!!!! 3-e part
!! same-spin/same-spin
do j = 1, na
@ -243,7 +243,7 @@ subroutine a_tc_operator(iorb,ispin,key,hmono,htwoe,hthree,Nint,na,nb)
htwoe= htwoe- mo_bi_ortho_tc_two_e_jj(occ(i,other_spin),iorb)
enddo
if(three_body_h_tc.and.elec_num.gt.2)then
if(three_body_h_tc.and.elec_num.gt.2.and.three_e_3_idx_term)then
!!!!! 3-e part
!! same-spin/same-spin
do j = 1, na

8
src/tc_bi_ortho/slater_tc_opt_double.irp.f
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@ -42,13 +42,13 @@ subroutine double_htilde_mu_mat_fock_bi_ortho(Nint, key_j, key_i, hmono, htwoe,
! opposite spin two-body
htwoe = mo_bi_ortho_tc_two_e(p2,p1,h2,h1)
if(three_body_h_tc.and.elec_num.gt.2)then
if(.not.double_normal_ord)then
if(.not.double_normal_ord.and.three_e_5_idx_term)then
if(degree_i>degree_j)then
call three_comp_two_e_elem(key_j,h1,h2,p1,p2,s1,s2,hthree)
else
call three_comp_two_e_elem(key_i,h1,h2,p1,p2,s1,s2,hthree)
endif
elseif(double_normal_ord.and.elec_num.gt.2)then
elseif(double_normal_ord)then
htwoe += normal_two_body_bi_orth(p2,h2,p1,h1)
endif
endif
@ -59,13 +59,13 @@ subroutine double_htilde_mu_mat_fock_bi_ortho(Nint, key_j, key_i, hmono, htwoe,
! exchange terms
htwoe -= mo_bi_ortho_tc_two_e(p1,p2,h2,h1)
if(three_body_h_tc.and.elec_num.gt.2)then
if(.not.double_normal_ord)then
if(.not.double_normal_ord.and.three_e_5_idx_term)then
if(degree_i>degree_j)then
call three_comp_two_e_elem(key_j,h1,h2,p1,p2,s1,s2,hthree)
else
call three_comp_two_e_elem(key_i,h1,h2,p1,p2,s1,s2,hthree)
endif
elseif(double_normal_ord.and.elec_num.gt.2)then
elseif(double_normal_ord)then
htwoe -= normal_two_body_bi_orth(h2,p1,h1,p2)
htwoe += normal_two_body_bi_orth(h1,p1,h2,p2)
endif

2
src/tc_bi_ortho/slater_tc_opt_single.irp.f
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@ -106,7 +106,7 @@ subroutine get_single_excitation_from_fock_tc(key_i,key_j,h,p,spin,phase,hmono,h
htwoe -= buffer_x(i)
enddo
hthree = 0.d0
if (three_body_h_tc.and.elec_num.gt.2)then
if (three_body_h_tc.and.elec_num.gt.2.and.three_e_4_idx_term)then
call three_comp_fock_elem(key_i,h,p,spin,hthree)
endif

16
src/tc_bi_ortho/tc_hmat.irp.f
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@ -9,33 +9,25 @@
implicit none
integer :: i, j
double precision :: hmono,htwoe,hthree,htot
double precision :: htot
PROVIDE N_int
i = 1
j = 1
call htilde_mu_mat_bi_ortho(psi_det(1,1,j), psi_det(1,1,i), N_int, hmono, htwoe, hthree, htot)
call htilde_mu_mat_opt_bi_ortho_tot(psi_det(1,1,j), psi_det(1,1,i), N_int, htot)
!$OMP PARALLEL DO SCHEDULE(GUIDED) DEFAULT(NONE) PRIVATE(i,j,hmono, htwoe, hthree, htot) &
!$OMP PARALLEL DO SCHEDULE(GUIDED) DEFAULT(NONE) PRIVATE(i,j, htot) &
!$OMP SHARED (N_det, psi_det, N_int,htilde_matrix_elmt_bi_ortho)
do i = 1, N_det
do j = 1, N_det
! < J | Htilde | I >
call htilde_mu_mat_bi_ortho(psi_det(1,1,j), psi_det(1,1,i), N_int, hmono, htwoe, hthree, htot)
call htilde_mu_mat_opt_bi_ortho_tot(psi_det(1,1,j), psi_det(1,1,i), N_int, htot)
!print *, ' hmono = ', hmono
!print *, ' htwoe = ', htwoe
!print *, ' hthree = ', hthree
htilde_matrix_elmt_bi_ortho(j,i) = htot
enddo
enddo
!$OMP END PARALLEL DO
! print*,'htilde_matrix_elmt_bi_ortho = '
! do i = 1, min(100,N_det)
! write(*,'(100(F16.10,X))')htilde_matrix_elmt_bi_ortho(1:min(100,N_det),i)
! enddo
END_PROVIDER

18
src/tc_keywords/EZFIO.cfg
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@ -16,6 +16,24 @@ doc: If |true|, three-body terms are included
interface: ezfio,provider,ocaml
default: True
[three_e_3_idx_term]
type: logical
doc: If |true|, the diagonal 3-idx terms of the 3-e interaction are taken
interface: ezfio,provider,ocaml
default: True
[three_e_4_idx_term]
type: logical
doc: If |true|, the off-diagonal 4-idx terms of the 3-e interaction are taken
interface: ezfio,provider,ocaml
default: True
[three_e_5_idx_term]
type: logical
doc: If |true|, the off-diagonal 5-idx terms of the 3-e interaction are taken
interface: ezfio,provider,ocaml
default: True
[pure_three_body_h_tc]
type: logical
doc: If |true|, pure triple excitation three-body terms are included