From 18d186228d9cc0afc1907fcbdd11774bdb41551e Mon Sep 17 00:00:00 2001 From: eginer Date: Fri, 27 Jan 2023 18:04:22 +0100 Subject: [PATCH] corrected cipsi_tc_bi_ortho/selection.irp.f with build_fock_tmp_tc --- src/cipsi_tc_bi_ortho/fock_diag.irp.f | 95 +++++++++++++++++++++++++++ src/cipsi_tc_bi_ortho/selection.irp.f | 2 +- 2 files changed, 96 insertions(+), 1 deletion(-) create mode 100644 src/cipsi_tc_bi_ortho/fock_diag.irp.f diff --git a/src/cipsi_tc_bi_ortho/fock_diag.irp.f b/src/cipsi_tc_bi_ortho/fock_diag.irp.f new file mode 100644 index 00000000..af6849ab --- /dev/null +++ b/src/cipsi_tc_bi_ortho/fock_diag.irp.f @@ -0,0 +1,95 @@ +subroutine build_fock_tmp_tc(fock_diag_tmp,det_ref,Nint) + use bitmasks + implicit none + BEGIN_DOC +! Build the diagonal of the Fock matrix corresponding to a generator +! determinant. $F_{00}$ is $\langle i|H|i \rangle = E_0$. + END_DOC + integer, intent(in) :: Nint + integer(bit_kind), intent(in) :: det_ref(Nint,2) + double precision, intent(out) :: fock_diag_tmp(2,mo_num+1) + + integer :: occ(Nint*bit_kind_size,2) + integer :: ne(2), i, j, ii, jj + double precision :: E0 + + ! Compute Fock matrix diagonal elements + call bitstring_to_list_ab(det_ref,occ,Ne,Nint) + + fock_diag_tmp = 0.d0 + E0 = 0.d0 + + if (Ne(1) /= elec_alpha_num) then + print *, 'Error in build_fock_tmp_tc (alpha)', Ne(1), Ne(2) + call debug_det(det_ref,N_int) + stop -1 + endif + if (Ne(2) /= elec_beta_num) then + print *, 'Error in build_fock_tmp_tc (beta)', Ne(1), Ne(2) + call debug_det(det_ref,N_int) + stop -1 + endif + + ! Occupied MOs + do ii=1,elec_alpha_num + i = occ(ii,1) + fock_diag_tmp(1,i) = fock_diag_tmp(1,i) + mo_one_e_integrals(i,i) + E0 = E0 + mo_one_e_integrals(i,i) + do jj=1,elec_alpha_num + j = occ(jj,1) + if (i==j) cycle + fock_diag_tmp(1,i) = fock_diag_tmp(1,i) + mo_two_e_integrals_jj_anti(i,j) + E0 = E0 + 0.5d0*mo_two_e_integrals_jj_anti(i,j) + enddo + do jj=1,elec_beta_num + j = occ(jj,2) + fock_diag_tmp(1,i) = fock_diag_tmp(1,i) + mo_two_e_integrals_jj(i,j) + E0 = E0 + mo_two_e_integrals_jj(i,j) + enddo + enddo + do ii=1,elec_beta_num + i = occ(ii,2) + fock_diag_tmp(2,i) = fock_diag_tmp(2,i) + mo_one_e_integrals(i,i) + E0 = E0 + mo_one_e_integrals(i,i) + do jj=1,elec_beta_num + j = occ(jj,2) + if (i==j) cycle + fock_diag_tmp(2,i) = fock_diag_tmp(2,i) + mo_two_e_integrals_jj_anti(i,j) + E0 = E0 + 0.5d0*mo_two_e_integrals_jj_anti(i,j) + enddo + do jj=1,elec_alpha_num + j = occ(jj,1) + fock_diag_tmp(2,i) = fock_diag_tmp(2,i) + mo_two_e_integrals_jj(i,j) + enddo + enddo + + ! Virtual MOs + do i=1,mo_num + if (fock_diag_tmp(1,i) /= 0.d0) cycle + fock_diag_tmp(1,i) = fock_diag_tmp(1,i) + mo_one_e_integrals(i,i) + do jj=1,elec_alpha_num + j = occ(jj,1) + fock_diag_tmp(1,i) = fock_diag_tmp(1,i) + mo_two_e_integrals_jj_anti(i,j) + enddo + do jj=1,elec_beta_num + j = occ(jj,2) + fock_diag_tmp(1,i) = fock_diag_tmp(1,i) + mo_two_e_integrals_jj(i,j) + enddo + enddo + do i=1,mo_num + if (fock_diag_tmp(2,i) /= 0.d0) cycle + fock_diag_tmp(2,i) = fock_diag_tmp(2,i) + mo_one_e_integrals(i,i) + do jj=1,elec_beta_num + j = occ(jj,2) + fock_diag_tmp(2,i) = fock_diag_tmp(2,i) + mo_two_e_integrals_jj_anti(i,j) + enddo + do jj=1,elec_alpha_num + j = occ(jj,1) + fock_diag_tmp(2,i) = fock_diag_tmp(2,i) + mo_two_e_integrals_jj(i,j) + enddo + enddo + + fock_diag_tmp(1,mo_num+1) = E0 + fock_diag_tmp(2,mo_num+1) = E0 + +end diff --git a/src/cipsi_tc_bi_ortho/selection.irp.f b/src/cipsi_tc_bi_ortho/selection.irp.f index 659e50a8..8137b922 100644 --- a/src/cipsi_tc_bi_ortho/selection.irp.f +++ b/src/cipsi_tc_bi_ortho/selection.irp.f @@ -19,7 +19,7 @@ subroutine select_connected(i_generator, E0, pt2_data, b, subset, csubset) allocate(fock_diag_tmp(2,mo_num+1)) - call build_fock_tmp(fock_diag_tmp, psi_det_generators(1,1,i_generator), N_int) + call build_fock_tmp_tc(fock_diag_tmp, psi_det_generators(1,1,i_generator), N_int) do k = 1, N_int hole_mask(k,1) = iand(generators_bitmask(k,1,s_hole), psi_det_generators(k,1,i_generator))