Jn
Compute the Bessel function of the first kind of order n.
double Jn( int n, double x )
Jn(x)
EX1
void Jn_ex1() { double x = 4.; int n = 2; double val = Jn(x, n); printf("Jn(%f, %d) = %f\n", x, n, val); }
J1
origin.h