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Message for S2 eigenvalues
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@ -95,6 +95,7 @@ qp set_file $ezfio
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if [[ $dets -eq 1 ]] ; then
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rm --force -- ${ezfio}/determinants/n_det
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rm --force -- ${ezfio}/determinants/psi_{det,coef}.gz
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rm --force -- ${ezfio}/determinants/psi_{det,coef}_qp_edit.gz
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fi
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if [[ $mos -eq 1 ]] ; then
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@ -118,22 +118,22 @@ END_PROVIDER
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call u_0_S2_u_0(s2_eigvalues,eigenvectors,N_det,psi_det,N_int,&
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N_det,size(eigenvectors,1))
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if (only_expected_s2) then
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do j=1,N_det
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! Select at least n_states states with S^2 values closed to "expected_s2"
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if(dabs(s2_eigvalues(j)-expected_s2).le.0.5d0)then
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i_state +=1
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index_good_state_array(i_state) = j
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good_state_array(j) = .True.
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endif
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if(i_state.eq.N_states) then
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exit
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endif
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enddo
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else
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do j=1,N_det
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index_good_state_array(j) = j
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do j=1,N_det
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! Select at least n_states states with S^2 values closed to "expected_s2"
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if(dabs(s2_eigvalues(j)-expected_s2).le.0.5d0)then
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i_state +=1
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index_good_state_array(i_state) = j
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good_state_array(j) = .True.
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enddo
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endif
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if(i_state.eq.N_states) then
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exit
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endif
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enddo
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else
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do j=1,N_det
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index_good_state_array(j) = j
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good_state_array(j) = .True.
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enddo
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endif
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if(i_state .ne.0)then
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! Fill the first "i_state" states that have a correct S^2 value
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@ -163,7 +163,7 @@ END_PROVIDER
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print*,'!!!!!!!! WARNING !!!!!!!!!'
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print*,' Within the ',N_det,'determinants selected'
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print*,' and the ',N_states_diag,'states requested'
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print*,' We did not find any state with S^2 values close to ',expected_s2
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print*,' We did not find only states with S^2 values close to ',expected_s2
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print*,' We will then set the first N_states eigenvectors of the H matrix'
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print*,' as the CI_eigenvectors'
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print*,' You should consider more states and maybe ask for s2_eig to be .True. or just enlarge the CI space'
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@ -179,11 +179,11 @@ END_PROVIDER
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deallocate(index_good_state_array,good_state_array)
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deallocate(s2_eigvalues)
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else
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call lapack_diag(eigenvalues,eigenvectors, &
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call lapack_diag(eigenvalues,eigenvectors, &
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H_matrix_all_dets,size(H_matrix_all_dets,1),N_det)
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CI_electronic_energy(:) = 0.d0
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call u_0_S2_u_0(CI_s2,eigenvectors,N_det,psi_det,N_int,&
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min(N_det,N_states_diag),size(eigenvectors,1))
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call u_0_S2_u_0(CI_s2,eigenvectors,N_det,psi_det,N_int, &
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min(N_det,N_states_diag),size(eigenvectors,1))
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! Select the "N_states_diag" states of lowest energy
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do j=1,min(N_det,N_states_diag)
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do i=1,N_det
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@ -213,7 +213,7 @@ subroutine diagonalize_CI
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! Replace the coefficients of the |CI| states by the coefficients of the
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! eigenstates of the |CI| matrix.
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END_DOC
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integer :: i,j
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integer :: i,j
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do j=1,N_states
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do i=1,N_det
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psi_coef(i,j) = CI_eigenvectors(i,j)
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@ -771,7 +771,7 @@ subroutine apply_excitation(det, exc, res, ok, Nint)
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case default
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print *, degree
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print *, "apply ex"
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! print *, 1.d0/0.d0 ! For traceback
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print *, 1.d0/0.d0 ! For traceback
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STOP
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end select
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! END INLINE
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