/** | |
* This file has no copyright assigned and is placed in the Public Domain. | |
* This file is part of the mingw-w64 runtime package. | |
* No warranty is given; refer to the file DISCLAIMER.PD within this package. | |
*/ | |
#include <math.h> | |
float asinhf(float x) | |
{ | |
if (isinf(x*x + 1)) { | |
if (x > 0) | |
return logf(2) + logf(x); | |
else | |
return -logf(2) - logf(-x); | |
} | |
return logf(x + sqrtf(x*x + 1)); | |
} |