ctan man page

ctan, ctanf, ctanl — complex tangent function


#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.


These functions calculate the complex tangent of z.

The complex tangent function is defined as:

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


These functions first appeared in glibc in version 2.1.


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

ctan(), ctanf(), ctanl()Thread safetyMT-Safe

Conforming to

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

See Also

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

Referenced By

catan(3), ccos(3), complex(7), csin(3), tan(3).

Explore man page connections for ctan(3).

ctanf(3) and ctanl(3) are aliases of ctan(3).