And tangent

2022-10-27 23:53:21 -05:00 · 2022-10-27 23:53:21 -05:00 · 5956361088
parent 4bca9fd69d
commit 5956361088
1 changed files with 5 additions and 0 deletions
--- a/math/tan.c
+++ b/math/tan.c
@ -0,0 +1,5 @@
+#include <math.h>
+
+double tan(double x) {
+  return (cos(x - M_PI_2) / cos(x))
+}