# algebra

 Name Description Status Author Last commit .. Back to parent directory An Investigation on $\mathbb{Z}/n\mathbb{Z}$ $\mathbb{Z}/n\mathbb{Z}$ is the set of all congruence classes of the integers for a modulus $n$. It can be written as $\mathbb{Z}_n$, $\mathbb{Z}/n$ or $\mathbb{Z}/n\mathbb{Z}$. Finished Xiaozhe Yao 2019-11-12 10:17 AM Group Note for Group Theory. In Progress Xiaozhe Yao 2020-02-05 10:17 AM Linear algebra explained in four pages. A very good short description for linear algebra by Ivan Savov. Finished Ivan Savov 2020-02-05 10:17 AM Linear algebra II Notes [Chinese Only]. My Linear Algebra II Lecture Notes Finished Xiaozhe Yao 2020-06-29 22:15PM Matrix Vector Derivatives [Chinese Only]. Matrix Vector Derivatives For Machine Learning Finished Chong Ruan 2020-07-30 09:15AM