[ivansavz]

Probability theory and linear algebra are pretty much the core. Learning LA will help you become comfortable with multi-dimensional quantities, vector spaces, and give you some powerful computational techniques, e.g., SVG==PCA.

Here is a short tutorial on linear algebra: https://minireference.com/static/tutorials/linear_algebra_in... and a preview of the full book: https://minireference.com/static/excerpts/noBSguide2LA_previ...