The Complex Multiplication routines calculate the complex product
    of two complex values.

    Format

      OTS$MULCD_R3  complex-multiplier ,complex-multiplicand (VAX

                    only)

      OTS$MULCG_R3  complex-multiplier ,complex-multiplicand

      OTS$MULCT_R3  complex-multiplier ,complex-multiplicand

      OTS$MULCS  complex-multiplier ,complex-multiplicand