1 files changed, 6 insertions, 0 deletions
diff --git a/tai_sub.c b/tai_sub.c
new file mode 100644
index 0000000..6ebf7b2
--- /dev/null
+++ b/tai_sub.c
@@ -0,0 +1,6 @@
+#include "tai.h"
+
+void tai_sub(struct tai *t,const struct tai *u,const struct tai *v)
+{
+  t->x = u->x - v->x;
+}