diff --git a/README.md b/README.md
index 8be5a25..7ffb5c3 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,7 @@
 # haskell-math
 
+## factorization algorithms
+
+### Fermat's factorization algorithm
+
+### Pollard's p-1 algorithm