For Level 3: Machine Learning, this document might be useful. It provides a quick summary/recap of a lot of the math required for ML.
I think there is also a similar book, “Mathematics For Machine Learning” by Marc Peter Deisenroth, A. Aldo Faisal, and Cheng Soon Ong, Cambridge University Press (2020)
https://mml-book.com
For Level 3: Machine Learning, this document might be useful. It provides a quick summary/recap of a lot of the math required for ML.
I think there is also a similar book, “Mathematics For Machine Learning” by Marc Peter Deisenroth, A. Aldo Faisal, and Cheng Soon Ong, Cambridge University Press (2020)
https://mml-book.com