The Order of an Element (Abstract Algebra)
The order of an element in a group is the smallest positive power of the element which gives you the identity element. We discuss 3 examples: elements of finite order in the real numbers, complex numbers, and a 2x2 rotation matrix. Be sure to subscribe so you don't miss new lessons from Socratica: http://bit.ly/1ixuu9W ♦♦♦♦♦♦♦♦♦♦ We recommend the following textbooks: Dummit & Foote, Abstract Algebra 3rd Edition http://amzn.to/2oOBd5S Milne, Algebra Course Notes (available free online) http://www.jmilne.org/math/CourseNote... ♦♦♦♦♦♦♦♦♦♦ Ways to support our channel: ► Join our Patreon : / socratica ► Make a one-time PayPal donation: https://www.paypal.me/socratica ► We also accept Bitcoin @ 1EttYyGwJmpy9bLY2UcmEqMJuBfaZ1HdG9 Thank you! ♦♦♦♦♦♦♦♦♦♦ Connect with us! Facebook: / socraticastudios Instagram: / socraticastudios Twitter: / socratica ♦♦♦♦♦♦♦♦♦♦ Teaching Assistant: Liliana de Castro Written & Directed by Michael Harrison Produced by Kimberly Hatch Harrison ♦♦♦♦♦♦♦♦♦♦
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