diff options
Diffstat (limited to 'winsup/mingw/mingwex/complex/csinf.c')
-rwxr-xr-x | winsup/mingw/mingwex/complex/csinf.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/winsup/mingw/mingwex/complex/csinf.c b/winsup/mingw/mingwex/complex/csinf.c new file mode 100755 index 0000000..def23f2 --- /dev/null +++ b/winsup/mingw/mingwex/complex/csinf.c @@ -0,0 +1,21 @@ +/* csinf.c */ + +/* + Contributed by Danny Smith + 2004-12-24 +*/ + +#include <math.h> +#include <complex.h> + +/* csin (x + I * y) = sin (x) * cosh (y) + + I * (cos (x) * sinh (y)) */ + +float complex csinf (float complex Z) +{ + float complex Res; + __real__ Res = sinf (__real__ Z) * coshf ( __imag__ Z); + __imag__ Res = cosf (__real__ Z) * sinhf ( __imag__ Z); + return Res; +} + |