The following are some resources you might refer to if you find that your knowledge of a certain subject is a bit lacking. Sometimes we just need to learn new things. But remember that in learning we often need to go back and validate that old knowledge is still in place. Freshening up here and there is often a good idea!
- Probability – Goldwater, 2018 “Basic Probability Theory”
- Exponents / Logarithms – Useful identities
- Vectors and Matrices – Gibbs, 2011 Appendix A from Advanced Kalman Filtering
- Sketching Graphs of Derivatives – Khan Academy
- Calculus – Calculus Made Easy
- Python – Python Cheatsheet