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2017-09-15
Aliases: ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanf(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3), ctanl(3)

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Linux kernel and C library user-space interface documentation

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).
Interface Attribute Value
Thread safety MT-Safe

CONFORMING TO

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