NAME
    IEEESPCos -- compute the cosine of a floating point number
SYNOPSIS
      x   = IEEESPCos(  y  );
    d0                 d0
    float   x,y;
FUNCTION
    Compute cosine 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
    ieeespacos(), ieeespsin(), ieeesptan()