Group Theory ------------ [(Up)](../../README.md#topics) - - - - ### Web resources [Intuition behind Group Action - Mathematics Stack Exchange](https://math.stackexchange.com/questions/4074086/intuition-behind-group-action) ★ [Nielsen--Schreier theorem - Wikipedia](https://en.wikipedia.org/wiki/Nielsen%E2%80%93Schreier_theorem) [💭](commentary/Chris%20Pressey.md#nielsen--schreier-theorem---wikipedia) [Bass--Serre theory - Wikipedia](https://en.wikipedia.org/wiki/Bass%E2%80%93Serre_theory) [abstract algebra - Is there a generalization of the free group that includes infinitely long words? - Mathematics Stack Exchange](https://math.stackexchange.com/questions/2780012/is-there-a-generalization-of-the-free-group-that-includes-infinitely-long-words) ★ [algorithms - Is Group Theory useful in Computer Science in other areas but cryptography? - Computer Science Stack Exchange](https://cs.stackexchange.com/questions/127978/is-group-theory-useful-in-computer-science-in-other-areas-but-cryptography) ★ [💭](commentary/Chris%20Pressey.md#algorithms---is-group-theory-useful-in-computer-science-in-other-areas-but-cryptography---computer-science-stack-exchange) [Do all Noether theorems have a common mathematical structure?](https://physics.stackexchange.com/questions/597734/do-all-noether-theorems-have-a-common-mathematical-structure) ★ [💭](commentary/Chris%20Pressey.md#do-all-noether-theorems-have-a-common-mathematical-structure)