Mention another Youtube link explaining the magic

1 files changed, 3 insertions, 0 deletions

diff --git a/main.c b/main.c
index fb39478..eedd76c 100644
--- a/main.c
+++ b/main.c
@@ -3,6 +3,9 @@
  *
  * See https://www.youtube.com/watch?v=RZBhSi_PwHU to watch Matt Parker
  * do it the hard way.
+ *
+ * See https://www.youtube.com/watch?v=LFwSIdLSosI for a more in-depth
+ * explanation of why this works.
  */
 
 #include <math.h>