diff options
Diffstat (limited to 'src/c/elementaryFunctions/Trigonometry/secd/dsecds.c')
| -rw-r--r-- | src/c/elementaryFunctions/Trigonometry/secd/dsecds.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/c/elementaryFunctions/Trigonometry/secd/dsecds.c b/src/c/elementaryFunctions/Trigonometry/secd/dsecds.c new file mode 100644 index 00000000..7b08a467 --- /dev/null +++ b/src/c/elementaryFunctions/Trigonometry/secd/dsecds.c @@ -0,0 +1,8 @@ +#include <math.h> +#include "sec.h" +#include "secd.h" + +double dsecds(double in) +{ + return (1/cos((M_PI/180.0)*in)); +} |