cerf

Autres langues

Langue: en

Version: 2007-12-26 (MeeGo - 06/11/10)

Section: 3 (Bibliothèques de fonctions)

NAME

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

SYNOPSIS

#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);

Link with -lm.

DESCRIPTION

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).

CONFORMING TO

The function names are reserved for future use in C99.

AVAILABILITY

Not yet in glibc, as at version 2.8.

SEE ALSO

erf(3), complex(7)

COLOPHON

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