Commutative Algebra

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By Shriya V. Nagpal I had just finished introducing sequences, and the students were working on a practice problem before I presented it on the board. As I did most days, I walked around the classroom, checking in on their understanding. The students were distracted — registration for next semester had opened that morning for...

There and Back Again: A Tale Of Chatbots and Climate

By Lew Ludwig May has felt like a whirlwind of workshops and webinars on AI in education, including the MAA OPEN Math series and an online short course for the Ohio MAA. It was great connecting with colleagues who actually understood my well-worn jokes about extroverted mathematicians staring at their own shoes. Amidst the flurry...

For a one-semester introduction to commutative algebra, this new textbook offers some reader-friendly organization and exposition choices. It starts with some very basic topics concerning commutative rings and modules, usually treated in an undergraduate abstract algebra course, including some standard results from field theory up to the Galois correspondence and finite abelian extensions. The expositional...