cerf, cerff, cerfl, cerfc, cerfcf, cerfcl − complex error function

#include <complex.h>

double complex cerf(double complex z);

float complex cerff(float complex z);

long double complex cerfl(long double complex z);

double complex cerfc(double complex z);

float complex cerfcf(float complex z);

long double complex cerfcl(long double complex z);

The function cerf() is the complex version of the error function. erf(z) = 2/sqrt(pi) * integral from 0 to z of exp(-t*t) dt. The function cerfc() is defined as cerfc(z) = 1-cerf(z).

C99

erf(3)