reactos/lib/crtdll/math/sinh.c

   1 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
   2 #include <msvcrt/math.h>
   3
   4 double sinh(double x)
   5 {
   6  if(x >= 0.0)
   7  {
   8    const double epos = exp(x);
   9    return (epos - 1.0/epos) / 2.0;
  10  }
  11  else
  12  {
  13    const double eneg = exp(-x);
  14    return (1.0/eneg - eneg) / 2.0;
  15  }
  16 }