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