1 files changed, 3 insertions, 0 deletions
diff --git a/lib.h b/lib.h
index 52695229..2167e642 100644
--- a/lib.h
+++ b/lib.h
@@ -431,6 +431,9 @@ val floorf(val);
 val ceili(val);
 val sine(val);
 val cosi(val);
+val tang(val);
+val asine(val);
+val acosi(val);
 val atang(val);
 val loga(val);
 val expo(val);