Update README.md

Author: weijie-chen

README.md

@@ -43,7 +43,7 @@ These notes will equip you with most needed and basic knowledge for other subjec
 ## Contents
 Please access my webiste for better reading experience: [Linear Algebra for Python](https://www.weijiechen.com/linear-algebra-with-python-book/linear-algebra-index.html)<br>
 [Chapter 1 - Linear Equation System](https://www.weijiechen.com/linear-algebra-with-python-book/qmd/Chapter%201%20-%20Linear%20Equation%20System.html)<br>
-[Chapter 2 - Basic Matrix Algebra]([https://www.weijiechen.com/linear-algebra-with-python-book/qmd/Chapter%202%20-%20Basic%20Matrix%20Algebra.html)<br>
+[Chapter 2 - Basic Matrix Algebra](https://www.weijiechen.com/linear-algebra-with-python-book/qmd/Chapter%202%20-%20Basic%20Matrix%20Algebra.html)<br>
 [Chapter 3 - Determinant](https://nbviewer.org/github/weijie-chen/Linear-Algebra-With-Python/blob/master/notebooks/Chapter%203%20-%20Determinant.ipynb)<br>
 [Chapter 4 - LU Factorization](https://nbviewer.org/github/weijie-chen/Linear-Algebra-With-Python/blob/master/notebooks/Chapter%204%20-%20LU%20Factorization.ipynb)<br>
 [Chapter 5 - Vector Addition, Subtraction and Scalar Multiplication](https://nbviewer.org/github/weijie-chen/Linear-Algebra-With-Python/blob/master/notebooks/Chapter%205%20-%20Vector%20Addition%2C%20Subtraction%20and%20Scalar%20Multiplication.ipynb)<br>