cexpf(3) complex exponential function

Other Alias

cexp, cexpl

SYNOPSIS

#include <complex.h>

double complex cexp(double complex z);
float complex cexpf(float complex z);
long double complex cexpl(long double complex z);

Link with -lm.

DESCRIPTION

These functions calculate e (2.71828..., the base of natural logarithms) raised to the power of z.

One has:

    cexp(I * z) = ccos(z) + I * csin(z)

VERSIONS

These functions first appeared in glibc in version 2.1.

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).
InterfaceAttributeValue
cexp(), cexpf(), cexpl() Thread safetyMT-Safe

CONFORMING TO

C99, POSIX.1-2001, POSIX.1-2008.

COLOPHON

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