fma

   Computes (x * y) + z, rounded as one ternary operation.

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

   Format

     #include  <math.h>

     double fma  (double x, double y, double z);

     float fmaf  (float x, float y, float z);

     long double fmal  (long double x, long double y, long double z);
 

Additional information available:

Argument        Description     Return_Values