practice my math (self refresher course in Lie groups with the associated topics in manifolds, topology) at the least writing an initial draft based on the way i understand the basic concepts, notions and ideas upon my own brand of idiosyncrasies so check my work!
https://foxtrotpaparomeo.wordpress.com/2023/03/22/22032023workouts-and-review-discussions-on-the-unit-circle/