NAME¶

cexp, cexpf, cexpl - complex exponential function

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).

CONFORMING TO¶

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

SEE ALSO¶

cabs(3), cexp2(3), clog(3), cpow(3), complex(7)

COLOPHON¶

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