Use the "random selection" method. Open a chapter and pick three random problems to solve under a time limit. This mimics the pressure of a real exam environment. Final Verdict
Subscripts, superscripts, and Greek letters are distinct and easy to read. Use the "random selection" method
The Gram-Schmidt process and unitary operators. Use the "random selection" method
If you understand Matrix Multiplication but struggle with Change of Basis, use the index to find the 100+ problems dedicated specifically to coordinate vectors. Use the "random selection" method