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o1 = 5.0000000000000d-1*eta(i,j,k)
o2 = exp(o1)
o3 = psi2dv(i,j,k)
o4 = 1/o3
o5 = cos(phi(i,j,k))
o6 = cos(q(i,j,k))
o7 = dqpsi2dv(i,j,k)
o8 = -1.50000000000000d0*eta(i,j,k)
o9 = exp(o8)
o10 = detapsi2dv(i,j,k)
o11 = sin(q(i,j,k))
o12 = sin(phi(i,j,k))
psix(i,j,k) = o2*o4*(o10*o11*o5*o9 - 5.0000000000000d-1*o11*o3*o
& 5*o9 + o5*o6*o7*o9)
psiy(i,j,k) = o2*o4*(o10*o11*o12*o9 - 5.0000000000000d-1*o11*o12
& *o3*o9 + o12*o6*o7*o9)
psiz(i,j,k) = o2*o4*(o10*o6*o9 - 5.0000000000000d-1*o3*o6*o9 - o
& 11*o7*o9)
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