Best Book on Mathematics for Machine Learning?

Hey, folks!

I'm searching for the ultimate book that explores the mathematics behind machine learning. From linear algebra and calculus to probability theory and optimization methods, I want it all.

Do you have any top recommendations? Please drop them in the comments, along with a brief explanation of why you found the book helpful or insightful.

Thanks in advance!

algebra book calculus deeplearning found hey linear linear algebra machine machine learning mathematics optimization probability probability theory recommendations searching theory