Lines Matching refs:itheta
572 double itheta = theta ? 1./theta : 0.;574 rx *= itheta; ry *= itheta; rz *= itheta;599 double a0 = -s*ri, a1 = (s - 2*c1*itheta)*ri, a2 = c1*itheta;600 double a3 = (c - s*itheta)*ri, a4 = s*itheta;