Example: Compute the Cholesky decomposition for a 3x3 matrix [25&15&-5 \\15&18&0 \\ -5&0&1].

Example: Compute the Cholesky decomposition for a 3x3 matrix [25 & 15 & -5 \\15 & 18 & 0 \\ -5 & 0 & 1]. Mathematics for Machine Learning (DSCI 420) Based on the textbook: Mathematics for machine learning by Deisenroth