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https://github.com/pfloos/quack
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cleaning up collinearity test
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@ -35,8 +35,6 @@ subroutine print_GHF(nBas,nBas2,nO,eHF,C,P,S,ENuc,ET,EV,EJ,EK,EGHF,dipole)
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double precision :: Gap
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double precision :: Sx,Sy,Sz
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double precision :: SmSp,SpSm,Sz2,S2
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! double precision :: na, nb
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! double precision :: nonco_z, contam_uhf, xy_perp, contam_ghf
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double precision,allocatable :: Ca(:,:)
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double precision,allocatable :: Cb(:,:)
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@ -44,16 +42,6 @@ subroutine print_GHF(nBas,nBas2,nO,eHF,C,P,S,ENuc,ET,EV,EJ,EK,EGHF,dipole)
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double precision,allocatable :: Pab(:,:)
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double precision,allocatable :: Pba(:,:)
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double precision,allocatable :: Pbb(:,:)
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double precision,allocatable :: tmp(:,:)
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double precision,allocatable :: Mx(:,:)
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double precision,allocatable :: My(:,:)
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double precision,allocatable :: Mz(:,:)
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double precision,allocatable :: PP(:,:)
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double precision :: T(3,3)
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double precision :: vec(3,3)
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double precision :: val(3)
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double precision :: lambda
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double precision,external :: trace_matrix
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@ -115,47 +103,7 @@ subroutine print_GHF(nBas,nBas2,nO,eHF,C,P,S,ENuc,ET,EV,EJ,EK,EGHF,dipole)
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S2 = Sz2 + 0.5d0*(SpSm + SmSp)
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! deallocate(Paa,Pab,Pba,Pbb)
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! Check collinearity and coplanarity
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! allocate(PP(nO,nO),Mx(nO,nO),My(nO,nO),Mz(nO,nO))
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! PP(:,:) = 0.5d0*(Paa(:,:) + Pbb(:,:))
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! Mx(:,:) = 0.5d0*(Pba(:,:) + Pab(:,:))
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! My(:,:) = 0.5d0*(Pba(:,:) - Pab(:,:))
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! Mz(:,:) = 0.5d0*(Paa(:,:) - Pbb(:,:))
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! T(1,1) = trace_matrix(nO,matmul(Mx,Mx))
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! T(1,2) = trace_matrix(nO,matmul(Mx,My))
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! T(1,3) = trace_matrix(nO,matmul(Mx,Mz))
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! T(2,1) = trace_matrix(nO,matmul(My,Mx))
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! T(2,2) = trace_matrix(nO,matmul(My,My))
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! T(2,3) = trace_matrix(nO,matmul(My,Mz))
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! T(3,1) = trace_matrix(nO,matmul(Mz,Mx))
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! T(3,2) = trace_matrix(nO,matmul(Mz,My))
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! T(3,3) = trace_matrix(nO,matmul(Mz,Mz))
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! lambda = trace_matrix(nO,PP - matmul(PP,PP))
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! write(*,'(A,F10.6)') 'Tr(P - P^2) = ',lambda
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! vec(:,:) = T(:,:)
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! call diagonalize_matrix(3,vec,val)
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! write(*,'(A,3F10.6)') 'Eigenvalues of T = ',val
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! T(1,1) = - T(1,1) + lambda
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! T(2,2) = - T(2,2) + lambda
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! T(3,3) = - T(3,3) + lambda
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! vec(:,:) = T(:,:)
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! call diagonalize_matrix(3,vec,val)
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! write(*,'(A,3F10.6)') 'Eigenvalues of A = ',val
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! deallocate(PP,Mx,My,Mz)
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call print_GHF_spin(nBas, nBas2, nO, C, S)
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! Dump results
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@ -208,183 +156,4 @@ subroutine print_GHF(nBas,nBas2,nO,eHF,C,P,S,ENuc,ET,EV,EJ,EK,EGHF,dipole)
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call vecout(nBas2,eHF)
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write(*,*)
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call print_GHFspin(nBas, nBas2, nO, C, S)
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end subroutine
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! ---
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subroutine print_GHFspin(nBas, nBas2, nO, C, S)
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implicit none
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integer, intent(in) :: nBas, nBas2, nO
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double precision, intent(in) :: C(nBas2,nBas2), S(nBas,nBas)
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integer :: i, j
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double precision :: Na, Nb
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double precision :: nonco_z, contam_ghf
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double precision :: S2, Sz, Sz2
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complex*16 :: Sc_x, Sc_y, Sc_z
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complex*16 :: Sc_xx, Sc_xy, Sc_xz
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complex*16 :: Sc_yx, Sc_yy, Sc_yz
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complex*16 :: Sc_zx, Sc_zy, Sc_zz
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double precision, allocatable :: Ca(:,:), Cb(:,:)
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double precision, allocatable :: Paa(:,:), Pab(:,:), Pba(:,:), Pbb(:,:)
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double precision, allocatable :: Mc(:,:), Eigc(:)
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print *, ' Spin properties for GHF WF:'
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allocate(Ca(nBas,nO), Cb(nBas,nO))
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do i = 1, nO
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do j = 1, nBas
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Ca(j,i) = C( j,i)
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Cb(j,i) = C(nBas+j,i)
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enddo
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enddo
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! TODO DGEMM
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allocate(Paa(nO,nO), Pab(nO,nO), Pba(nO,nO), Pbb(nO,nO))
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Paa = matmul(transpose(Ca), matmul(S, Ca))
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Pab = matmul(transpose(Ca), matmul(S, Cb))
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Pba = matmul(transpose(Cb), matmul(S, Ca))
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Pbb = matmul(transpose(Cb), matmul(S, Cb))
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deallocate(Ca, Cb)
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Na = 0.d0
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Nb = 0.d0
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do i = 1, nO
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Na = Na + Paa(i,i)
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Nb = Nb + Pbb(i,i)
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enddo
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nonco_z = dble(nO)
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do j = 1, nO
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do i = 1, nO
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nonco_z = nonco_z - (Paa(i,j) - Pbb(i,j))**2
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enddo
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enddo
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nonco_z = 0.25d0 * nonco_z
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contam_ghf = 0.d0
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do j = 1, nO
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do i = 1, nO
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contam_ghf = contam_ghf + (Pab(i,i)*Pba(j,j) - Pab(i,j)*Pba(j,i))
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enddo
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enddo
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Sz = 0.5d0 * (Na - Nb)
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Sz2 = Sz*Sz + nonco_z
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S2 = Sz2 + 0.5d0 * (Na + Nb) + contam_ghf
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print *, 'Sz, Sz^2 = ', Sz, Sz2
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print *, 'S^2 = ', S2
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! --- --- --- --- --- --- --- --- ---
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! Compute <Si> & <SiSj> for all i, j
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! --- --- --- --- --- --- --- --- ---
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Sc_x = (0.d0,0.d0)
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Sc_y = (0.d0,0.d0)
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Sc_z = (0.d0,0.d0)
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do i = 1, nO
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Sc_x = Sc_x + (+0.5d0,0.d0) * (Pab(i,i) + Pba(i,i))
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Sc_y = Sc_y + (0.d0,-0.5d0) * (Pab(i,i) - Pba(i,i))
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Sc_z = Sc_z + (+0.5d0,0.d0) * (Paa(i,i) - Pbb(i,i))
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enddo
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print *, " < Sx > = ", Sc_x
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print *, " < Sy > = ", Sc_y
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print *, " < Sz > = ", Sc_z
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Sc_xx = Sc_x * Sc_x + 0.25d0*dble(nO)*(1.d0,0.d0)
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Sc_yy = Sc_y * Sc_y + 0.25d0*dble(nO)*(1.d0,0.d0)
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Sc_zz = Sc_z * Sc_z + 0.25d0*dble(nO)*(1.d0,0.d0)
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do i = 1, nO
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do j = 1, nO
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Sc_xx = Sc_xx - zabs((+0.5d0,0.d0) * (Pab(i,j) + Pba(i,j)))**2
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Sc_yy = Sc_yy - zabs((0.d0,-0.5d0) * (Pab(i,j) - Pba(i,j)))**2
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Sc_zz = Sc_zz - zabs((+0.5d0,0.d0) * (Paa(i,j) - Pbb(i,j)))**2
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enddo
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enddo
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print *, " < Sx^2 > = ", Sc_xx
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print *, " < Sy^2 > = ", Sc_yy
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print *, " < Sz^2 > = ", Sc_zz
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Sc_xy = Sc_x * Sc_y
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Sc_yx = Sc_x * Sc_y
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do i = 1, nO
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Sc_xy = Sc_xy + (0.d0,0.5d0) * (+0.5d0,0.0d0) * (Paa(i,i) - Pbb(i,i))
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Sc_yx = Sc_yx - (0.d0,0.5d0) * (+0.5d0,0.0d0) * (Paa(i,i) - Pbb(i,i))
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do j = 1, nO
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Sc_xy = Sc_xy - (+0.5d0,0.d0) * (Pab(i,j) + Pba(i,j)) * (0.d0,-0.5d0) * (Pab(j,i) - Pba(j,i))
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Sc_yx = Sc_yx - (+0.5d0,0.d0) * (Pab(j,i) + Pba(j,i)) * (0.d0,-0.5d0) * (Pab(i,j) - Pba(i,j))
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enddo
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enddo
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print *, " < Sx Sy > = ", Sc_xy
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print *, " < Sy Sx > = ", Sc_yx
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Sc_xz = Sc_x * Sc_z
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Sc_zx = Sc_x * Sc_z
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do i = 1, nO
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Sc_xz = Sc_xz - (0.d0,0.5d0) * (0.d0,-0.5d0) * (Pab(i,i) - Pba(i,i))
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Sc_zx = Sc_zx + (0.d0,0.5d0) * (0.d0,-0.5d0) * (Pab(i,i) - Pba(i,i))
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do j = 1, nO
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Sc_xz = Sc_xz - (+0.5d0,0.d0) * (Pab(i,j) + Pba(i,j)) * (+0.5d0,0.d0) * (Paa(j,i) - Pbb(j,i))
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Sc_zx = Sc_zx - (+0.5d0,0.d0) * (Pab(j,i) + Pba(j,i)) * (+0.5d0,0.d0) * (Paa(i,j) - Pbb(i,j))
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enddo
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enddo
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print *, " < Sx Sz > = ", Sc_xz
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print *, " < Sz Sx > = ", Sc_zx
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Sc_yz = Sc_y * Sc_z
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Sc_zy = Sc_y * Sc_z
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do i = 1, nO
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Sc_yz = Sc_yz + (0.d0,0.5d0) * (+0.5d0,0.d0) * (Pab(i,i) + Pba(i,i))
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Sc_zy = Sc_zy - (0.d0,0.5d0) * (+0.5d0,0.d0) * (Pab(i,i) + Pba(i,i))
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do j = 1, nO
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Sc_yz = Sc_yz - (0.d0,-0.5d0) * (Pab(i,j) - Pba(i,j)) * (+0.5d0,0.d0) * (Paa(j,i) - Pbb(j,i))
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Sc_zy = Sc_zy - (0.d0,-0.5d0) * (Pab(j,i) - Pba(j,i)) * (+0.5d0,0.d0) * (Paa(i,j) - Pbb(i,j))
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enddo
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enddo
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print *, " < Sy Sz > = ", Sc_yz
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print *, " < Sz Sy > = ", Sc_zy
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! --- --- --- --- --- --- --- --- ---
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! --- --- --- --- --- --- --- --- ---
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! calculate the axis of Collinearity
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! --- --- --- --- --- --- --- --- ---
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allocate(Mc(3,3), Eigc(3))
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Mc(:,:) = 0.d0
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Mc(1,1) = 0.25d0 * dble(nO)
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Mc(2,2) = 0.25d0 * dble(nO)
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Mc(3,3) = 0.25d0 * dble(nO)
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do j = 1, nO
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do i = 1, nO
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Mc(1,1) = Mc(1,1) - 0.25d0 * (Pba(i,j) + Pab(i,j))**2
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Mc(2,2) = Mc(2,2) - 0.25d0 * (Pba(i,j) - Pab(i,j))**2
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Mc(3,3) = Mc(3,3) - 0.25d0 * (Paa(i,j) - Pbb(i,j))**2
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Mc(1,3) = Mc(1,3) - 0.25d0 * (Pab(i,j) + Pba(i,j))*(Paa(j,i) - Pbb(j,i))
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enddo
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enddo
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Mc(3,1) = Mc(1,3)
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print *, " The Spin matrix is:", Mc
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call diagonalize_matrix(3, Mc, Eigc)
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print *, ' eigenvalues of Collinearity matrix:', Eigc
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deallocate(Mc, Eigc)
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! --- --- --- --- --- --- --- --- ---
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! --- --- --- --- --- --- --- --- ---
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deallocate(Paa, Pab, Pba, Pbb)
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end
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185
src/HF/print_GHF_spin.f90
Normal file
185
src/HF/print_GHF_spin.f90
Normal file
@ -0,0 +1,185 @@
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subroutine print_GHF_spin(nBas,nBas2,nO,C,S)
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implicit none
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integer,intent(in) :: nBas
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integer,intent(in) :: nBas2
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integer,intent(in) :: nO
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double precision, intent(in) :: C(nBas2,nBas2)
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double precision, intent(in) :: S(nBas,nBas)
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integer :: i, j
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double precision :: Na, Nb
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double precision :: nonco_z, contam_ghf
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double precision :: S2, Sz, Sz2
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complex*16 :: Sc_x, Sc_y, Sc_z
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complex*16 :: Sc_xx, Sc_xy, Sc_xz
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complex*16 :: Sc_yx, Sc_yy, Sc_yz
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complex*16 :: Sc_zx, Sc_zy, Sc_zz
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double precision, allocatable :: Ca(:,:), Cb(:,:)
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double precision, allocatable :: Paa(:,:), Pab(:,:), Pba(:,:), Pbb(:,:)
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double precision, allocatable :: Mc(:,:), Eigc(:)
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write(*,*)
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write(*,*) '****************************************'
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write(*,*) '* Spin properties of GHF wave function *'
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write(*,*) '****************************************'
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write(*,*)
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allocate(Ca(nBas,nO), Cb(nBas,nO))
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do i = 1, nO
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do j = 1, nBas
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Ca(j,i) = C( j,i)
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Cb(j,i) = C(nBas+j,i)
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enddo
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enddo
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! TODO DGEMM
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allocate(Paa(nO,nO), Pab(nO,nO), Pba(nO,nO), Pbb(nO,nO))
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Paa = matmul(transpose(Ca), matmul(S, Ca))
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Pab = matmul(transpose(Ca), matmul(S, Cb))
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Pba = matmul(transpose(Cb), matmul(S, Ca))
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Pbb = matmul(transpose(Cb), matmul(S, Cb))
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deallocate(Ca, Cb)
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Na = 0.d0
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Nb = 0.d0
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do i = 1, nO
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Na = Na + Paa(i,i)
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Nb = Nb + Pbb(i,i)
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enddo
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nonco_z = dble(nO)
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do j = 1, nO
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do i = 1, nO
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nonco_z = nonco_z - (Paa(i,j) - Pbb(i,j))**2
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enddo
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enddo
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nonco_z = 0.25d0 * nonco_z
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contam_ghf = 0.d0
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do j = 1, nO
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do i = 1, nO
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contam_ghf = contam_ghf + (Pab(i,i)*Pba(j,j) - Pab(i,j)*Pba(j,i))
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enddo
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enddo
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Sz = 0.5d0 * (Na - Nb)
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Sz2 = Sz*Sz + nonco_z
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S2 = Sz2 + 0.5d0 * (Na + Nb) + contam_ghf
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write(*,'(A15,2F10.6)') ' < Sz > = ', Sz
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write(*,'(A15,2F10.6)') ' < Sz^2 > = ', Sz2
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write(*,'(A15,2F10.6)') ' < S^2 > = ', S2
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write(*,*)
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! --- --- --- --- --- --- --- --- ---
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! Compute <Si> & <SiSj> for all i, j
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! --- --- --- --- --- --- --- --- ---
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Sc_x = (0.d0,0.d0)
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Sc_y = (0.d0,0.d0)
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Sc_z = (0.d0,0.d0)
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do i = 1, nO
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Sc_x = Sc_x + (+0.5d0,0.d0) * (Pab(i,i) + Pba(i,i))
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Sc_y = Sc_y + (0.d0,-0.5d0) * (Pab(i,i) - Pba(i,i))
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Sc_z = Sc_z + (+0.5d0,0.d0) * (Paa(i,i) - Pbb(i,i))
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enddo
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write(*,'(A15,2F10.6)') ' < Sx > = ',Sc_x
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write(*,'(A15,2F10.6)') ' < Sy > = ',Sc_y
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write(*,'(A15,2F10.6)') ' < Sz > = ',Sc_z
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write(*,*)
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Sc_xx = Sc_x * Sc_x + 0.25d0*dble(nO)*(1.d0,0.d0)
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Sc_yy = Sc_y * Sc_y + 0.25d0*dble(nO)*(1.d0,0.d0)
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Sc_zz = Sc_z * Sc_z + 0.25d0*dble(nO)*(1.d0,0.d0)
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do i = 1, nO
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do j = 1, nO
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Sc_xx = Sc_xx - zabs((+0.5d0,0.d0) * (Pab(i,j) + Pba(i,j)))**2
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Sc_yy = Sc_yy - zabs((0.d0,-0.5d0) * (Pab(i,j) - Pba(i,j)))**2
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Sc_zz = Sc_zz - zabs((+0.5d0,0.d0) * (Paa(i,j) - Pbb(i,j)))**2
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enddo
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enddo
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write(*,'(A15,2F10.6)') ' < Sx^2 > = ',Sc_xx
|
||||
write(*,'(A15,2F10.6)') ' < Sy^2 > = ',Sc_yy
|
||||
write(*,'(A15,2F10.6)') ' < Sz^2 > = ',Sc_zz
|
||||
write(*,*)
|
||||
|
||||
Sc_xy = Sc_x * Sc_y
|
||||
Sc_yx = Sc_x * Sc_y
|
||||
do i = 1, nO
|
||||
Sc_xy = Sc_xy + (0.d0,0.5d0) * (+0.5d0,0.0d0) * (Paa(i,i) - Pbb(i,i))
|
||||
Sc_yx = Sc_yx - (0.d0,0.5d0) * (+0.5d0,0.0d0) * (Paa(i,i) - Pbb(i,i))
|
||||
do j = 1, nO
|
||||
Sc_xy = Sc_xy - (+0.5d0,0.d0) * (Pab(i,j) + Pba(i,j)) * (0.d0,-0.5d0) * (Pab(j,i) - Pba(j,i))
|
||||
Sc_yx = Sc_yx - (+0.5d0,0.d0) * (Pab(j,i) + Pba(j,i)) * (0.d0,-0.5d0) * (Pab(i,j) - Pba(i,j))
|
||||
enddo
|
||||
enddo
|
||||
write(*,'(A15,2F10.6)') ' < Sx Sy > = ',Sc_xy
|
||||
write(*,'(A15,2F10.6)') ' < Sy Sx > = ',Sc_yx
|
||||
|
||||
Sc_xz = Sc_x * Sc_z
|
||||
Sc_zx = Sc_x * Sc_z
|
||||
do i = 1, nO
|
||||
Sc_xz = Sc_xz - (0.d0,0.5d0) * (0.d0,-0.5d0) * (Pab(i,i) - Pba(i,i))
|
||||
Sc_zx = Sc_zx + (0.d0,0.5d0) * (0.d0,-0.5d0) * (Pab(i,i) - Pba(i,i))
|
||||
do j = 1, nO
|
||||
Sc_xz = Sc_xz - (+0.5d0,0.d0) * (Pab(i,j) + Pba(i,j)) * (+0.5d0,0.d0) * (Paa(j,i) - Pbb(j,i))
|
||||
Sc_zx = Sc_zx - (+0.5d0,0.d0) * (Pab(j,i) + Pba(j,i)) * (+0.5d0,0.d0) * (Paa(i,j) - Pbb(i,j))
|
||||
enddo
|
||||
enddo
|
||||
write(*,'(A15,2F10.6)') ' < Sx Sz > = ',Sc_xz
|
||||
write(*,'(A15,2F10.6)') ' < Sz Sx > = ',Sc_zx
|
||||
|
||||
Sc_yz = Sc_y * Sc_z
|
||||
Sc_zy = Sc_y * Sc_z
|
||||
do i = 1, nO
|
||||
Sc_yz = Sc_yz + (0.d0,0.5d0) * (+0.5d0,0.d0) * (Pab(i,i) + Pba(i,i))
|
||||
Sc_zy = Sc_zy - (0.d0,0.5d0) * (+0.5d0,0.d0) * (Pab(i,i) + Pba(i,i))
|
||||
do j = 1, nO
|
||||
Sc_yz = Sc_yz - (0.d0,-0.5d0) * (Pab(i,j) - Pba(i,j)) * (+0.5d0,0.d0) * (Paa(j,i) - Pbb(j,i))
|
||||
Sc_zy = Sc_zy - (0.d0,-0.5d0) * (Pab(j,i) - Pba(j,i)) * (+0.5d0,0.d0) * (Paa(i,j) - Pbb(i,j))
|
||||
enddo
|
||||
enddo
|
||||
write(*,'(A15,2F10.6)') ' < Sy Sz > = ',Sc_yz
|
||||
write(*,'(A15,2F10.6)') ' < Sz Sy > = ', Sc_zy
|
||||
write(*,*)
|
||||
|
||||
|
||||
! --- --- --- --- --- !
|
||||
! Collinearity Test !
|
||||
! --- --- --- --- --- !
|
||||
|
||||
allocate(Mc(3,3), Eigc(3))
|
||||
|
||||
Mc(:,:) = 0.d0
|
||||
Mc(1,1) = 0.25d0 * dble(nO)
|
||||
Mc(2,2) = 0.25d0 * dble(nO)
|
||||
Mc(3,3) = 0.25d0 * dble(nO)
|
||||
do j = 1, nO
|
||||
do i = 1, nO
|
||||
Mc(1,1) = Mc(1,1) - 0.25d0 * (Pba(i,j) + Pab(i,j))**2
|
||||
Mc(2,2) = Mc(2,2) - 0.25d0 * (Pba(i,j) - Pab(i,j))**2
|
||||
Mc(3,3) = Mc(3,3) - 0.25d0 * (Paa(i,j) - Pbb(i,j))**2
|
||||
Mc(1,3) = Mc(1,3) - 0.25d0 * (Pab(i,j) + Pba(i,j))*(Paa(j,i) - Pbb(j,i))
|
||||
enddo
|
||||
enddo
|
||||
Mc(3,1) = Mc(1,3)
|
||||
|
||||
write(*,*) 'The collinearity matrix is'
|
||||
call matout(3,3,Mc)
|
||||
|
||||
call diagonalize_matrix(3,Mc,Eigc)
|
||||
write(*,*)
|
||||
write(*,'(A40,3F10.6)') 'Eigenvalues of collinearity matrix:', Eigc
|
||||
write(*,'(A40,1F10.6)') 'Smallest eigenvalue:',Eigc(1)
|
||||
write(*,'(A40)') '(0 iff wave function collinear)'
|
||||
deallocate(Mc,Eigc)
|
||||
|
||||
! --- --- --- --- --- --- --- --- ---
|
||||
! --- --- --- --- --- --- --- --- ---
|
||||
|
||||
deallocate(Paa, Pab, Pba, Pbb)
|
||||
|
||||
end
|
||||
Loading…
Reference in New Issue
Block a user