This lecture series by Frederic Schuller is pretty amazing: https://www.youtube.com/watch?v=GbqA9Xn_iM0&list=PLPH7f_7ZlzxQVx5jRjbfRGEzWY_upS5K6 https://www.you

This lecture series by Frederic Schuller is pretty amazing: https://www.youtube.com/watch?v=GbqA9Xn_iM0&list=PLPH7f_7ZlzxQVx5jRjbfRGEzWY_upS5K6 https://www.youtube.com/watch?v=GbqA9Xn_iM0&list=PLPH7f_7Zlz... Notably, it treats QM with much more rigor than is usual in introductory courses, so having a nontrivial mathematical background is not an obstacle.