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39 lines
1.2 KiB
39 lines
1.2 KiB
subroutine runCY_00i1i2(k,l,i1,i2,Xtwiddle,Gtwiddle,Shat4,N0)
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implicit none
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C--- Expression for Eq. 5.58c
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C--- Calculates C00i1i2, requires C00li1,C00li2
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C--- Small terms of order Xtwiddle(0,k)*Ciii,Xtwiddle(0,0)*Ciiii
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C--- Denominator Gtwiddle(k,l)
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include 'lib/TensorReduction/Include/types.f'
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include 'lib/TensorReduction/Include/pvCnames.f'
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include 'lib/TensorReduction/Include/pvCv.f'
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include 'lib/TensorReduction/recur/Include/Carraydef.f'
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include 'lib/TensorReduction/recur/Include/Carrays.f'
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integer ep,N0,k,l,i1,i2,np
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parameter(np=2)
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real(dp):: Xtwiddle(0:np,0:np),Gtwiddle(np,np)
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complex(dp):: Shat4(np,z3max,-2:0)
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if ( (i1 .eq. l) .or. (i2 .eq. l)
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. .or. (i1 .eq. 0) .or. (i2 .eq. 0)) then
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return
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endif
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do ep=-2,0
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Cv(czzii(z2(i1,i2))+N0,ep)=
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.(-2*Gtwiddle(k,i1)*Cv(czzii(z2(l,i2))+N0,ep)
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. -2*Gtwiddle(k,i2)*Cv(czzii(z2(l,i1))+N0,ep)
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. +Gtwiddle(k,1)*Shat4(1,z3(l,i1,i2),ep)
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. +Gtwiddle(k,2)*Shat4(2,z3(l,i1,i2),ep)
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. +Xtwiddle(0,k)*Cv(ciii(z3(l,i1,i2))+N0,ep)
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. -Xtwiddle(0,0)*Cv(ciiii(z4(k,l,i1,i2))+N0,ep))/(2*Gtwiddle(k,l))
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enddo
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return
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end
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