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

    This function is OpenVMS Alpha and Integrity servers 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);