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43 lines
1.5 KiB

subroutine runCY_00li1i2i3i4(k,l,i1,i2,i3,i4,Xtwiddle,Gtwiddle,
. Shat7,N0)
implicit none
C--- Expression for extension of Eq. 5.60c
C--- Calculates C00li1i2i3i4, requires C00lli1i2i3
C--- Small terms of order Xtwiddle(0,k)*Ciiiiii,Xtwiddle(0,0)*Ciiiiiii
C--- Denominator Gtwiddle(k,l)
include 'lib/TensorReduction/Include/types.f'
include 'lib/TensorReduction/Include/pvCnames.f'
include 'lib/TensorReduction/Include/pvCv.f'
include 'lib/TensorReduction/recur/Include/Carraydef.f'
include 'lib/TensorReduction/recur/Include/Carrays.f'
integer ep,N0,k,l,i1,i2,i3,i4,np
parameter(np=2)
real(dp):: Xtwiddle(0:np,0:np),Gtwiddle(np,np)
complex(dp):: Shat7(np,z6max,-2:0)
if ( (i1.eq.l) .or. (i2.eq.l) .or. (i3.eq.l) .or. (i4.eq.l)
. .or. (i1.eq.0) .or. (i2.eq.0) .or. (i3.eq.0) .or. (i4.eq.0)) then
return
endif
do ep=-2,0
Cv(czziiiii(z5(l,i1,i2,i3,i4))+N0,ep)=
.(-2d0*Gtwiddle(k,i1)*Cv(czziiiii(z5(l,l,i2,i3,i4))+N0,ep)
. -2d0*Gtwiddle(k,i2)*Cv(czziiiii(z5(l,l,i1,i3,i4))+N0,ep)
. -2d0*Gtwiddle(k,i3)*Cv(czziiiii(z5(l,l,i1,i2,i4))+N0,ep)
. -2d0*Gtwiddle(k,i4)*Cv(czziiiii(z5(l,l,i1,i2,i3))+N0,ep)
. +Gtwiddle(k,1)*Shat7(1,z6(l,l,i1,i2,i3,i4),ep)
. +Gtwiddle(k,2)*Shat7(2,z6(l,l,i1,i2,i3,i4),ep)
. +Xtwiddle(k,0)*Cv(ciiiiii(z6(l,l,i1,i2,i3,i4))+N0,ep)
. -Xtwiddle(0,0)*Cv(ciiiiiii(z7(k,l,l,i1,i2,i3,i4))+N0,ep))
. /(4d0*Gtwiddle(k,l))
enddo
return
end