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SUBROUTINE T2_C2_1a(d_i0,d_t1,k_i0_offset,k_t1_offset,
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C $Id: tce.py,v 1.10 2002/12/01 21:37:34 sohirata Exp $
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C This is a Fortran77 program generated by Tensor Contraction Engine v.1.0
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C Copyright (c) Battelle & Pacific Northwest National Laboratory (2002)
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C i0 ( p3 p4 h1 h2 )_tt + = 1/2 * P( 4 ) * t ( p3 h1 )_t * t ( p4 h2 )_t
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CALL T2_C2_1_1a(d_t1,k_t1_offset,d_t1,k_t1_offset,d_i0,
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SUBROUTINE T2_C2_1_1a(d_a,k_a_offset,d_b,k_b_offset,d_c,
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C $Id: tce.py,v 1.10 2002/12/01 21:37:34 sohirata Exp $
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C This is a Fortran77 program generated by Tensor Contraction Engine v.1.0
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C Copyright (c) Battelle & Pacific Northwest National Laboratory (2002)
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C i0 ( p3 p4 h1 h2 )_tt + = 1/2 * P( 4 ) * t ( p3 h1 )_t * t ( p4 h2 )_t
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#include "mafdecls.fh"
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next = NXTASK(nprocs,1)
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DO p3b = noab+1,noab+nvab
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DO p4b = noab+1,noab+nvab
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IF (next.eq.count) THEN
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IF ((.not.restricted).or.(int_mb(k_spin+p3b-1)+int_mb(k_spin+p4b-1
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&)+int_mb(k_spin+h1b-1)+int_mb(k_spin+h2b-1).ne.8)) THEN
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IF (int_mb(k_spin+p3b-1)+int_mb(k_spin+p4b-1) .eq. int_mb(k_spin+h
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&1b-1)+int_mb(k_spin+h2b-1)) THEN
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IF (ieor(int_mb(k_sym+p3b-1),ieor(int_mb(k_sym+p4b-1),ieor(int_mb(
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&k_sym+h1b-1),int_mb(k_sym+h2b-1)))) .eq. ieor(irrep_t,irrep_t)) TH
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dimc = int_mb(k_range+p3b-1) * int_mb(k_range+p4b-1) * int_mb(k_ra
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&nge+h1b-1) * int_mb(k_range+h2b-1)
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IF (.not.MA_PUSH_GET(mt_dbl,dimc,'noname',l_c_sort,k_c_sort)) CALL
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& ERRQUIT('T2_C2_1_1',0,MA_ERR)
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CALL DFILL(dimc,0.0d0,dbl_mb(k_c_sort),1)
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IF (int_mb(k_spin+p3b-1) .eq. int_mb(k_spin+h1b-1)) THEN
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IF (ieor(int_mb(k_sym+p3b-1),int_mb(k_sym+h1b-1)) .eq. irrep_t) TH
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CALL TCE_RESTRICTED_2(p3b,h1b,p3b_1,h1b_1)
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CALL TCE_RESTRICTED_2(p4b,h2b,p4b_2,h2b_2)
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dima_sort = int_mb(k_range+p3b-1) * int_mb(k_range+h1b-1)
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dima = dim_common * dima_sort
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dimb_sort = int_mb(k_range+p4b-1) * int_mb(k_range+h2b-1)
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dimb = dim_common * dimb_sort
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IF ((dima .gt. 0) .and. (dimb .gt. 0)) THEN
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IF (.not.MA_PUSH_GET(mt_dbl,dima,'noname',l_a_sort,k_a_sort)) CALL
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& ERRQUIT('T2_C2_1_1',1,MA_ERR)
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IF (.not.MA_PUSH_GET(mt_dbl,dima,'noname',l_a,k_a)) CALL ERRQUIT('
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&T2_C2_1_1',2,MA_ERR)
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CALL GET_HASH_BLOCK(d_a,dbl_mb(k_a),dima,int_mb(k_a_offset),(h1b_1
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& - 1 + noab * (p3b_1 - noab - 1)))
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CALL TCE_SORT_2(dbl_mb(k_a),dbl_mb(k_a_sort),int_mb(k_range+p3b-1)
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&,int_mb(k_range+h1b-1),2,1,1.0d0)
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IF (.not.MA_POP_STACK(l_a)) CALL ERRQUIT('T2_C2_1_1',3,MA_ERR)
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IF (.not.MA_PUSH_GET(mt_dbl,dimb,'noname',l_b_sort,k_b_sort)) CALL
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& ERRQUIT('T2_C2_1_1',4,MA_ERR)
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IF (.not.MA_PUSH_GET(mt_dbl,dimb,'noname',l_b,k_b)) CALL ERRQUIT('
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&T2_C2_1_1',5,MA_ERR)
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CALL GET_HASH_BLOCK(d_b,dbl_mb(k_b),dimb,int_mb(k_b_offset),(h2b_2
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& - 1 + noab * (p4b_2 - noab - 1)))
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CALL TCE_SORT_2(dbl_mb(k_b),dbl_mb(k_b_sort),int_mb(k_range+p4b-1)
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&,int_mb(k_range+h2b-1),2,1,1.0d0)
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IF (.not.MA_POP_STACK(l_b)) CALL ERRQUIT('T2_C2_1_1',6,MA_ERR)
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CALL DGEMM('T','N',dima_sort,dimb_sort,dim_common,1.0d0,dbl_mb(k_a
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&_sort),dim_common,dbl_mb(k_b_sort),dim_common,1.0d0,dbl_mb(k_c_sor
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IF (.not.MA_POP_STACK(l_b_sort)) CALL ERRQUIT('T2_C2_1_1',7,MA_ERR
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IF (.not.MA_POP_STACK(l_a_sort)) CALL ERRQUIT('T2_C2_1_1',8,MA_ERR
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IF (.not.MA_PUSH_GET(mt_dbl,dimc,'noname',l_c,k_c)) CALL ERRQUIT('
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&T2_C2_1_1',9,MA_ERR)
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IF ((p3b .le. p4b) .and. (h1b .le. h2b)) THEN
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CALL TCE_SORT_4(dbl_mb(k_c_sort),dbl_mb(k_c),int_mb(k_range+h2b-1)
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&,int_mb(k_range+p4b-1),int_mb(k_range+h1b-1),int_mb(k_range+p3b-1)
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&,4,2,3,1,coef/2.0d0)
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CALL ADD_HASH_BLOCK(d_c,dbl_mb(k_c),dimc,int_mb(k_c_offset),(h2b -
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& 1 + noab * (h1b - 1 + noab * (p4b - noab - 1 + nvab * (p3b - noab
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IF ((p3b .le. p4b) .and. (h2b .le. h1b)) THEN
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CALL TCE_SORT_4(dbl_mb(k_c_sort),dbl_mb(k_c),int_mb(k_range+h2b-1)
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&,int_mb(k_range+p4b-1),int_mb(k_range+h1b-1),int_mb(k_range+p3b-1)
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&,4,2,1,3,-coef/2.0d0)
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CALL ADD_HASH_BLOCK(d_c,dbl_mb(k_c),dimc,int_mb(k_c_offset),(h1b -
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& 1 + noab * (h2b - 1 + noab * (p4b - noab - 1 + nvab * (p3b - noab
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IF ((p4b .le. p3b) .and. (h1b .le. h2b)) THEN
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CALL TCE_SORT_4(dbl_mb(k_c_sort),dbl_mb(k_c),int_mb(k_range+h2b-1)
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&,int_mb(k_range+p4b-1),int_mb(k_range+h1b-1),int_mb(k_range+p3b-1)
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&,2,4,3,1,-coef/2.0d0)
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CALL ADD_HASH_BLOCK(d_c,dbl_mb(k_c),dimc,int_mb(k_c_offset),(h2b -
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& 1 + noab * (h1b - 1 + noab * (p3b - noab - 1 + nvab * (p4b - noab
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IF ((p4b .le. p3b) .and. (h2b .le. h1b)) THEN
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CALL TCE_SORT_4(dbl_mb(k_c_sort),dbl_mb(k_c),int_mb(k_range+h2b-1)
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&,int_mb(k_range+p4b-1),int_mb(k_range+h1b-1),int_mb(k_range+p3b-1)
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&,2,4,1,3,coef/2.0d0)
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CALL ADD_HASH_BLOCK(d_c,dbl_mb(k_c),dimc,int_mb(k_c_offset),(h1b -
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& 1 + noab * (h2b - 1 + noab * (p3b - noab - 1 + nvab * (p4b - noab
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IF (.not.MA_POP_STACK(l_c)) CALL ERRQUIT('T2_C2_1_1',10,MA_ERR)
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IF (.not.MA_POP_STACK(l_c_sort)) CALL ERRQUIT('T2_C2_1_1',11,MA_ER
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next = NXTASK(nprocs,1)
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next = NXTASK(-nprocs,1)