3 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
4 long double complex casinl(long double complex z)
10 long double complex casinl(long double complex z)
12 long double complex w;
17 w = CMPLXL(1.0 - (x - y)*(x + y), -2.0*x*y);
18 return clogl(CMPLXL(-y, x) + csqrtl(w));