UCSD《抽象代数1:群论|Abstract Algebra I: Introduction to Group Theory》Claude-3.7-s共计18条视频,包括:20210629-Equivalent relations.zh_en、-Congruences, long division, and operations on integers modulo n、20210629-Greatest Common Divisor, Euclids algor
In any number system (aka algebraic structure), you can find the “Yin / Yang” (阴阳) duality : eg. “Algebra”[#]/ “Co-Algebra”, Homology (同调) / Co-Homology (上同调)… if we find it difficult to solve a problem in the “Yang”-aspect. eg. In “Algebraic Topology”: “Ho...