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Prove that every group element has a unique inverse (ILIEKMATHPHYSICS)

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This video references "Contemporary Abstract Algebra" by Joseph Gallian (Tenth Edition). For more details regarding the information in this video, see Chapter 2.
Here is a proof of the cancellation laws for groups:
Thanks and enjoy the video!
Here is a proof of the cancellation laws for groups:
Thanks and enjoy the video!
Prove that every group element has a unique inverse (ILIEKMATHPHYSICS)
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