The definition of a group is very abstract. We motivate this definition with a simple, concrete example from basic algebra.

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We recommend the following textbooks:

Dummit & Foote, Abstract Algebra 3rd Edition

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Milne, Algebra Course Notes (available free online)

http://www.jmilne.org/math/CourseNotes/index.html

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Teaching Assistant: Liliana de Castro

Written & Directed by Michael Harrison

Produced by Kimberly Hatch Harrison

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