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remove shift by S_z2_Sz
(now included in diag_S_mat_elem
)
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770b4f6628
commit
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@ -450,7 +450,7 @@ subroutine davidson_diag_hjj_sjj(dets_in,u_in,H_jj,s2_out,energies,dim_in,sze,N_
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if (s2_eig) then
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if (s2_eig) then
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h_p = s_
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h_p = s_
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do k=1,shift2
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do k=1,shift2
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h_p(k,k) = h_p(k,k) + S_z2_Sz - expected_s2
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h_p(k,k) = h_p(k,k) - expected_s2
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enddo
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enddo
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if (only_expected_s2) then
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if (only_expected_s2) then
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alpha = 0.1d0
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alpha = 0.1d0
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@ -496,7 +496,7 @@ subroutine davidson_diag_hjj_sjj(dets_in,u_in,H_jj,s2_out,energies,dim_in,sze,N_
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0.d0, s_, size(s_,1))
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0.d0, s_, size(s_,1))
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do k=1,shift2
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do k=1,shift2
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s2(k) = s_(k,k) + S_z2_Sz
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s2(k) = s_(k,k)
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enddo
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enddo
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if (only_expected_s2) then
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if (only_expected_s2) then
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@ -107,7 +107,7 @@ END_PROVIDER
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H_prime(1:N_det,1:N_det) = H_matrix_all_dets(1:N_det,1:N_det) + &
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H_prime(1:N_det,1:N_det) = H_matrix_all_dets(1:N_det,1:N_det) + &
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alpha * S2_matrix_all_dets(1:N_det,1:N_det)
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alpha * S2_matrix_all_dets(1:N_det,1:N_det)
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do j=1,N_det
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do j=1,N_det
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H_prime(j,j) = H_prime(j,j) + alpha*(S_z2_Sz - expected_s2)
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H_prime(j,j) = H_prime(j,j) - alpha*expected_s2
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enddo
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enddo
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call lapack_diag(eigenvalues,eigenvectors,H_prime,size(H_prime,1),N_det)
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call lapack_diag(eigenvalues,eigenvectors,H_prime,size(H_prime,1),N_det)
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CI_electronic_energy(:) = 0.d0
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CI_electronic_energy(:) = 0.d0
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@ -136,7 +136,7 @@ subroutine u_0_S2_u_0(e_0,u_0,n,keys_tmp,Nint,N_st,sze_8)
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call S2_u_0_nstates(v_0,u_0,n,keys_tmp,Nint,N_st,sze_8)
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call S2_u_0_nstates(v_0,u_0,n,keys_tmp,Nint,N_st,sze_8)
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do i=1,N_st
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do i=1,N_st
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e_0(i) = u_dot_v(v_0(1,i),u_0(1,i),n)/u_dot_u(u_0(1,i),n) + S_z2_Sz
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e_0(i) = u_dot_v(v_0(1,i),u_0(1,i),n)/u_dot_u(u_0(1,i),n)
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enddo
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enddo
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end
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end
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