diff --git a/core-java-modules/core-java-lang-math-3/README.md b/core-java-modules/core-java-lang-math-3/README.md
index 1dd3a3c7e0..3ddaddae39 100644
--- a/core-java-modules/core-java-lang-math-3/README.md
+++ b/core-java-modules/core-java-lang-math-3/README.md
@@ -5,4 +5,5 @@
 ### Relevant articles:
 
 - [Evaluating a Math Expression in Java](https://www.baeldung.com/java-evaluate-math-expression-string)
+- [Swap Two Variables in Java](https://www.baeldung.com/java-swap-two-variables)
 - More articles: [[<-- Prev]](/core-java-modules/core-java-lang-math-2)