1 files changed, 10 insertions, 0 deletions
diff --git a/src/c/elementaryFunctions/Trigonometry/coth/dcoths.c b/src/c/elementaryFunctions/Trigonometry/coth/dcoths.c
new file mode 100644
index 00000000..bf6bb78d
--- /dev/null
+++ b/src/c/elementaryFunctions/Trigonometry/coth/dcoths.c
@@ -0,0 +1,10 @@
+#include <math.h>
+#include "coth.h"
+#include "cosh.h"
+#include "cos.h"
+#include "sinh.h"
+#include "sin.h"
+
+double	       dcoths(double in) {
+  return (cosh(in)/sinh(in));
+}