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Merge branch 'dev-stable-tc-scf' of https://github.com/AbdAmmar/qp2 into dev-stable-tc-scf

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Conflicts:
	src/tc_bi_ortho/normal_ordered.irp.f
This commit is contained in:
Abdallah Ammar 2023-05-27 22:35:56 +02:00
commit 061b26767b
2 changed files with 81 additions and 57 deletions
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38
src/tc_bi_ortho/normal_ordered.irp.f
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@ -24,6 +24,19 @@ BEGIN_PROVIDER [ double precision, normal_two_body_bi_orth, (mo_num, mo_num, mo_
PROVIDE N_int
print*,' Providing normal_two_body_bi_orth ...'
call wall_time(wall0)
if(read_tc_norm_ord) then
open(unit=11, form="unformatted", file=trim(ezfio_filename)//'/work/normal_two_body_bi_orth', action="read")
read(11) normal_two_body_bi_orth
close(11)
else
PROVIDE N_int
allocate( occ(N_int*bit_kind_size,2) )
allocate( key_i_core(N_int,2) )
@ -37,7 +50,7 @@ BEGIN_PROVIDER [ double precision, normal_two_body_bi_orth, (mo_num, mo_num, mo_
call bitstring_to_list_ab(ref_bitmask,occ,Ne,N_int)
endif
normal_two_body_bi_orth(1:mo_num,1:mo_num,1:mo_num,1:mo_num) = 0.d0
normal_two_body_bi_orth = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
@ -52,40 +65,33 @@ BEGIN_PROVIDER [ double precision, normal_two_body_bi_orth, (mo_num, mo_num, mo_
h2 = list_act(hh2)
do pp2 = 1, n_act_orb
p2 = list_act(pp2)
! all contributions from the 3-e terms to the double excitations
! s1:(h1-->p1), s2:(h2-->p2) from the HF reference determinant
! opposite spin double excitations : s1 /= s2
call give_aba_contraction(N_int, h1, h2, p1, p2, Ne, occ, hthree_aba)
! same spin double excitations : s1 == s2
if((h1 .lt. h2) .and. (p1 .gt. p2)) then
if(h1<h2.and.p1.gt.p2)then
! with opposite spin contributions
call give_aab_contraction(N_int, h2, h1, p1, p2, Ne, occ, hthree_aab) ! exchange h1<->h2
! same spin double excitations with same spin contributions
if(Ne(2).ge.3)then
call give_aaa_contraction(N_int, h2, h1, p1, p2, Ne, occ, hthree_aaa) ! exchange h1<->h2
else
hthree_aaa = 0.d0
endif
else
! with opposite spin contributions
call give_aab_contraction(N_int, h1, h2, p1, p2, Ne, occ, hthree_aab)
if(Ne(2).ge.3)then
! same spin double excitations with same spin contributions
call give_aaa_contraction(N_int, h1, h2, p1, p2, Ne, occ, hthree_aaa)
else
hthree_aaa = 0.d0
endif
endif
normal_two_body_bi_orth(p2,h2,p1,h1) = 0.5d0*(hthree_aba + hthree_aab + hthree_aaa)
enddo
enddo
@ -96,6 +102,18 @@ BEGIN_PROVIDER [ double precision, normal_two_body_bi_orth, (mo_num, mo_num, mo_
deallocate( occ )
deallocate( key_i_core )
endif
if(write_tc_norm_ord.and.mpi_master) then
open(unit=11, form="unformatted", file=trim(ezfio_filename)//'/work/normal_two_body_bi_orth', action="write")
call ezfio_set_work_empty(.False.)
write(11) normal_two_body_bi_orth
close(11)
call ezfio_set_tc_keywords_io_tc_integ('Read')
endif
call wall_time(wall1)
print*,' Wall time for normal_two_body_bi_orth ', wall1-wall0
call wall_time(wall1)
print*,' Wall time for normal_two_body_bi_orth ', wall1-wall0

6
src/tc_keywords/EZFIO.cfg
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@ -202,6 +202,12 @@ doc: Read/Write integrals int2_grad1_u12_ao, tc_grad_square_ao and tc_grad_and_l
interface: ezfio,provider,ocaml
default: None
[io_tc_norm_ord]
type: Disk_access
doc: Read/Write normal_two_body_bi_orth from/to disk [ Write | Read | None ]
interface: ezfio,provider,ocaml
default: None
[debug_tc_pt2]
type: integer
doc: If :: 1 then you compute the TC-PT2 the old way, :: 2 then you check with the new version but without three-body