A friend recently gave me a book on quantum mechanics. It's called Introduction to quantum mechanics. It's by David j griffiths. I am currently taking multivariable calc.I am taking linear algebra next semester. I want study this book, but I am wondering what mathi I need. My friend told me I need diff eq, but can you please tell me what kind of math I need to do the stuff in the book. I want to really be able to do everything in the book, what is the minimum ma99th that I need?, and what is the recommended(extra courses than bare minimum that could signifantly help)?