diff options
Diffstat (limited to 'winsup/mingw/mingwex/complex/catanhf.c')
-rwxr-xr-x | winsup/mingw/mingwex/complex/catanhf.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/winsup/mingw/mingwex/complex/catanhf.c b/winsup/mingw/mingwex/complex/catanhf.c new file mode 100755 index 000000000..7a792e88b --- /dev/null +++ b/winsup/mingw/mingwex/complex/catanhf.c @@ -0,0 +1,23 @@ +/* catanhf.c */ +/* + Contributed by Danny Smith + 2004-12-24 +*/ + +#include <math.h> +#include <complex.h> + +/* catanh (z) = -I * catan (I * z) */ + +float complex catanhf (float complex Z) +{ + float complex Tmp; + float complex Res; + + __real__ Tmp = - __imag__ Z; + __imag__ Tmp = __real__ Z; + Tmp = catanf (Tmp); + __real__ Res = __imag__ Tmp; + __imag__ Res = - __real__ Tmp; + return Res; +} |