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61 lines
1.6 KiB
Fortran
61 lines
1.6 KiB
Fortran
program test_tc_rdm
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BEGIN_DOC
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!
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! TODO : Reads psi_det in the EZFIO folder and prints out the left- and right-eigenvectors together
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! with the energy. Saves the left-right wave functions at the end.
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!
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END_DOC
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my_grid_becke = .True.
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PROVIDE tc_grid1_a tc_grid1_r
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my_n_pt_r_grid = tc_grid1_r
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my_n_pt_a_grid = tc_grid1_a
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touch my_grid_becke my_n_pt_r_grid my_n_pt_a_grid
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read_wf = .True.
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touch read_wf
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print*, ' nb of states = ', N_states
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print*, ' nb of det = ', N_det
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call test()
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end
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subroutine test
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implicit none
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integer :: h1,p1,h2,p2,i,j,istate
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double precision :: rdm, integral, accu,ref
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double precision :: hmono, htwoe, hthree, htot
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accu = 0.d0
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do h1 = 1, mo_num
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do p1 = 1, mo_num
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do h2 = 1, mo_num
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do p2 = 1, mo_num
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integral = mo_bi_ortho_tc_two_e(p2,p1,h2,h1)
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rdm = tc_two_rdm(p1,h1,p2,h2)
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accu += integral * rdm
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enddo
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enddo
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enddo
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enddo
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accu *= 0.5d0
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print*,'accu = ',accu
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! print*,tc_two_rdm(1,1,1,1),mo_bi_ortho_tc_two_e(1,1,1,1)
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ref = 0.d0
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do i = 1, N_det
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do j = 1, N_det
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! if(i.ne.j)cycle
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call htilde_mu_mat_opt_bi_ortho(psi_det(1,1,i), psi_det(1,1,j), N_int, hmono, htwoe, hthree, htot)
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do istate = 1,N_states
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! print*,'i,j',i,j,psi_l_coef_bi_ortho(i,istate) * psi_r_coef_bi_ortho(j,istate) * state_average_weight(istate) * htwoe
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! print*,psi_l_coef_bi_ortho(i,istate) * psi_r_coef_bi_ortho(j,istate) , htwoe
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ref += psi_l_coef_bi_ortho(i,istate) * psi_r_coef_bi_ortho(j,istate) * state_average_weight(istate) * htwoe
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enddo
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enddo
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enddo
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print*,' ref = ',ref
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end
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