NAME
    IEEEDPSincos -- compute the arc tangent of a floating point number

SYNOPSIS
      x   = IEEEDPSincos( z ,  y  );
    d0/d1                a0  d0/d1

    double  x,y,*z;

FUNCTION
    Compute sin and cosine of y in IEEE double precision.
    Store the cosine in *z. Return the sine of y.

INPUTS
    y - IEEE double precision floating point value
    z - pointer to IEEE double precision floating point number

RESULT
    x - IEEE double precision floating point value

BUGS

SEE ALSO
    IEEEDPSin(), IEEEDPCos()