diff --git a/Notes.md b/Notes.md
index 9e39ec6..86c5d7d 100644
--- a/Notes.md
+++ b/Notes.md
@@ -14,4 +14,7 @@
 - fast_approx::fast::sin + fast_approx::fast::cos
     - 0.000018658ms (2.56% slower)
 - fast_approx::faster::sin + fast_approx::faster::cos
-    - 0.000015878ms (14.57% faster)
\ No newline at end of file
+    - 0.000015878ms (14.57% faster)
+## sin and cos lookup table:
+- With lookup tables: 0.000044201500713825226ms
+- Without lookup tables: 0.000043705105781555176ms`