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www.jeremykun.com
| | qchu.wordpress.com
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| | As an undergraduate the proofs I saw of the Sylow theorems seemed very complicated and I was totally unable to remember them. The goal of this post is to explain proofs of the Sylow theorems which I am actually able to remember, several of which use our old friend The $latex p$-group fixed point theorem...
| | mattbaker.blog
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| | I'm teaching Graduate Algebra this semester, and I wanted to record here the proof I gave in class of the (existence part of the) structure theorem for finitely generated modules over a PID. It's a standard argument, based on the existence of the Smith Normal Form for a matrix with entries in a PID, but...
| | siddhartha-gadgil.github.io
1.7 parsecs away

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| | [AI summary] The author details the process of using the Lean 4 programming language to formally verify Giles Gardam's disproof of the Kaplansky Unit Conjecture in mathematics.
| | gwhphotos2.wordpress.com
23.8 parsecs away

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| Hockey stick chair Be sure to visit pull up a seat for more interesting photos, and/or to share yours.