ctan (3) - Linux Manuals

ctan: complex tangent function

NAME

ctan, ctanf, ctanl - complex tangent function

SYNOPSIS

#include <complex.h>

double complex ctan(double complex z);
float complex ctanf(float complex z);
long double complex ctanl(long double complex z);

Link with -lm.

DESCRIPTION

These functions calculate the complex tangent of z.

The complex tangent function is defined as:

    ctan(z) = csin(z) / ccos(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
ctan(), ctanf(), ctanl() Thread safetyMT-Safe

CONFORMING TO

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

COLOPHON

This page is part of release 5.10 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.

SEE ALSO

cabs(3), catan(3), ccos(3), csin(3), complex(7)