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Renamed lgamma into logabsgamma (lgamma is a Fortran intrinsic)

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This commit is contained in:
Anthony Scemama 2021-06-01 10:35:33 +02:00
parent 0ad8058aea
commit e751901fa8
2 changed files with 18 additions and 18 deletions
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32
src/csf/sigma_vector.irp.f
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@ -1,8 +1,8 @@
real*8 function lgamma(x)
real*8 function logabsgamma(x)
implicit none
real*8, intent(in) :: x
lgamma = log(abs(gamma(x)))
end function lgamma
logabsgamma = log(abs(gamma(x)))
end function logabsgamma
BEGIN_PROVIDER [ integer, NSOMOMax]
&BEGIN_PROVIDER [ integer, NCSFMax]
@ -31,7 +31,7 @@
real*8 :: coeff, binom1, binom2
integer MS
integer ncfgpersomo
real*8, external :: lgamma
real*8, external :: logabsgamma
detDimperBF = 0
MS = elec_alpha_num-elec_beta_num
! number of cfgs = number of dets for 0 somos
@ -58,21 +58,21 @@
ncfg = ncfgpersomo - ncfgprev
if(iand(MS,1) .EQ. 0) then
!dimcsfpercfg = max(1,nint((binom(i,i/2)-binom(i,i/2+1))))
binom1 = dexp(lgamma(1.0d0*(i+1)) &
- lgamma(1.0d0*((i/2)+1)) &
- lgamma(1.0d0*(i-((i/2))+1)));
binom2 = dexp(lgamma(1.0d0*(i+1)) &
- lgamma(1.0d0*(((i/2)+1)+1)) &
- lgamma(1.0d0*(i-((i/2)+1)+1)));
binom1 = dexp(logabsgamma(1.0d0*(i+1)) &
- logabsgamma(1.0d0*((i/2)+1)) &
- logabsgamma(1.0d0*(i-((i/2))+1)));
binom2 = dexp(logabsgamma(1.0d0*(i+1)) &
- logabsgamma(1.0d0*(((i/2)+1)+1)) &
- logabsgamma(1.0d0*(i-((i/2)+1)+1)));
dimcsfpercfg = max(1,nint(binom1 - binom2))
else
!dimcsfpercfg = max(1,nint((binom(i,(i+1)/2)-binom(i,(i+3)/2))))
binom1 = dexp(lgamma(1.0d0*(i+1)) &
- lgamma(1.0d0*(((i+1)/2)+1)) &
- lgamma(1.0d0*(i-(((i+1)/2))+1)));
binom2 = dexp(lgamma(1.0d0*(i+1)) &
- lgamma(1.0d0*((((i+3)/2)+1)+1)) &
- lgamma(1.0d0*(i-(((i+3)/2)+1)+1)));
binom1 = dexp(logabsgamma(1.0d0*(i+1)) &
- logabsgamma(1.0d0*(((i+1)/2)+1)) &
- logabsgamma(1.0d0*(i-(((i+1)/2))+1)));
binom2 = dexp(logabsgamma(1.0d0*(i+1)) &
- logabsgamma(1.0d0*((((i+3)/2)+1)+1)) &
- logabsgamma(1.0d0*(i-(((i+3)/2)+1)+1)));
dimcsfpercfg = max(1,nint(binom1 - binom2))
endif
n_CSF += ncfg * dimcsfpercfg

4
src/davidson/diagonalize_ci.irp.f
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@ -57,8 +57,8 @@ END_PROVIDER
enddo
! Deactivated temporarily: bug in N_csf
! do_csf = s2_eig .and. only_expected_s2 .and. (expected_s2 == 0.d0)
do_csf = .False.
do_csf = s2_eig .and. only_expected_s2 .and. (expected_s2 == 0.d0)
! do_csf = .False.
if (diag_algorithm == "Davidson") then