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44 lines
1.2 KiB
44 lines
1.2 KiB
subroutine runCY_i1i2(i,j,i1,i2,f,Xtwiddle,Gtt,Gtwiddle,Shat3,
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. Bzero2,N0)
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implicit none
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C--- Expression for Eq. 5.59
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include 'lib/TensorReduction/Include/types.f'
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include 'lib/TensorReduction/Include/TRconstants.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,i,j,i1,i2,n,m,np
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parameter(np=2)
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real(dp):: Xtwiddle(0:np,0:np),Gtwiddle(np,np),f(np),
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. Gtt(np,np,np,np)
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complex(dp):: Shat3(np,z2max,-2:0),Bzero2(z2max,-2:0),
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. bit,pole
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do ep=-2,0
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bit=czip
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do n=1,np
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do m=1,np
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bit=bit+Gtt(i,n,j,m)*f(n)
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. *(Shat3(m,z2(i1,i2),ep)
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. -2d0*delta(m,i1)*Cv(czzi(i2)+N0,ep)
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. -2d0*delta(m,i2)*Cv(czzi(i1)+N0,ep))
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enddo
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enddo
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pole=czip
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if (ep .gt. -2) pole=-4*Cv(czzii(z2(i1,i2))+N0,ep-1)
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Cv(cii(z2(i1,i2))+N0,ep)=
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. (Gtwiddle(i,j)
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. *(8d0*Cv(czzii(z2(i1,i2))+N0,ep)+pole-Bzero2(z2(i1,i2),ep))
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. +bit+Xtwiddle(0,j)*Cv(ciii(z3(i,i1,i2))+N0,ep))/Xtwiddle(i,j)
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enddo
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return
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end
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