NAME
        IEEESPLog10 -- compute logarithm base 10 of a number

   SYNOPSIS
          x   = IEEESPLog10(  y  );
        d0                  d0

        float   x,y;

   FUNCTION
        Compute the logarithm base 10 of y in IEEE single precision

   INPUTS
        y - IEEE single precision floating point value

   RESULT
        x - IEEE single precision floating point value

   BUGS

   SEE ALSO
        ieeesplog()