Searched refs:I0 (Results 1 – 2 of 2) sorted by relevance
42 static double I0(double x) { in I0() function64 return I0(beta * sqrt(1.0 - sqr((2.0*k)/N - 1.0))) / I0(beta); in kaiser()
294 static inline double I0(double x) {672 const double yscale = atten * L / (I0(beta) * M_PI);