/* clogf.c Contributed by Danny Smith 2004-12-24 */ /* clog (x + I * y) = log (hypot (x, y)) + I * atan2 (y, x) */ #include #include float complex clogf (float complex Z) { float complex Res; __real__ Res = logf (_hypot (__real__ Z, __imag__ Z)); __imag__ Res = cargf (Z); return Res; }