2.21 ctan, ctanf—complex tangent

Synopsis

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

Description
These functions compute the complex tangent of z.

ctanf is identical to ctan, except that it performs its calculations on floats complex.

Returns
These functions return the complex tangent value.

Portability
ctan and ctanf are ISO C99