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ctan(3) Library Functions Manual ctan(3)

NAME

ctan, ctanf, ctanl - complex tangent function

LIBRARY

Math library (libm, -lm)

SYNOPSIS

#include <complex.h>
double complex ctan(double complex z);
float complex ctanf(float complex z);
long double complex ctanl(long double complex z);

DESCRIPTION

These functions calculate the complex tangent of z.

The complex tangent function is defined as:


ctan(z) = csin(z) / ccos(z)

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).

Interface Attribute Value
ctan (), ctanf (), ctanl () Thread safety MT-Safe

STANDARDS

C11, POSIX.1-2008.

HISTORY

glibc 2.1. C99, POSIX.1-2001.

SEE ALSO

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

2023-03-30 Linux man-pages 6.04