Return_Values

   x                  The complex sine value.

   Returns the complex hyperbolic sine of its argument.

   This function is supported on OpenVMS Integrity servers and
   Alpha only.

   Format

     #include  <complex.h>

     double complex csinh  (double complex z);

     float complex csinhf  (float complex z);

     long double complex csinhl  (long double complex z);