diff --git a/README.md b/README.md
index 9b64bdb..59b1c53 100644
--- a/README.md
+++ b/README.md
@@ -141,13 +141,14 @@ The result will be the model's predictions for the entire dataset.
 12. ***Matrix Decompositions***    
     1. SVD Decomposition
     2. Cholesky Decomposition
-        - Positive Semidefiniteness Checker 
+        - Positive Definiteness Checker 
     3. QR Decomposition
 13. ***Numerical Analysis***
     1. Numerical Diffrentiation 
-        - Univariate functions 
-        - Multivariate functions 
-    2. Jacobian vector calculator
+        - Univariate Functions 
+        - Multivariate Functions 
+    2. Jacobian Vector Calculator
+    3. Hessian Matrix Calculator
     3. Newton-Raphson Method
 14. ***Linear Algebra Module***
 15. ***Statistics Module***