Basic Training 01
Matrix Notation and Ordinary Least Squares
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This is a place to explore Mathematics by learning with our mistakes. My aim is to study different fields of Mathematics and share my experiences with you. However, I am not going to omit all the mess that happens between each theorem and its book-like proof. In every step I want you to see every single bit of bad ideas and mistakes in order to understand why something isn't the case. More importantly, I want you to know the answers to some of the "why not?" that happen in the process of doing Math.
Let us begin! This is Y Naught.