Depending on your mathematical background, you might find working through the Art of Problem Solving books [0] good preparation as they would build an incredibl

Depending on your mathematical background, you might find working through the Art of Problem Solving books [0] good preparation as they would build an incredible mathematical foundation for you. Honestly after working through those books, you could probably complete self-studying an undergraduate mathematics curriculum. [0] https://artofproblemsolving.com/store https://artofproblemsolving.com/store