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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)

VERSIONS

These functions were added in glibc 2.1.

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

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

SEE ALSO

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

2022-12-15 Linux man-pages 6.02