1 files changed, 9 insertions, 0 deletions
diff --git a/src/c/elementaryFunctions/Trigonometry/csch/dcschs.c b/src/c/elementaryFunctions/Trigonometry/csch/dcschs.c
new file mode 100644
index 00000000..3b22544f
--- /dev/null
+++ b/src/c/elementaryFunctions/Trigonometry/csch/dcschs.c
@@ -0,0 +1,9 @@
+#include "csch.h"
+#include <math.h>
+
+double dcschs(double in)
+{
+   	double out;
+   	out=1/sinh(in);
+  	return out;
+}