NAME
        SPCos - obtain the cosine of the floating point number
SYNOPSIS
        fnum2 = SPCos(fnum1);
                       d0.l
        float fnum2;
        float fnum1;
FUNCTION
        Accepts a floating point number representing an angle
        in radians and returns the cosine of said angle.
INPUTS
        fnum1 - Motorola fast floating point number
RESULT
        fnum2 - Motorola fast floating point number
BUGS
        None
SEE ALSO
        spacos()