Proof: Two-Sided Inverse Functions are Unique

An explanation of why a function has at most one two-sided inverse. To prove this result, we prove that an injective function has at most one right inverse. Functions playlist: /playlist/PLug5ZIRrShJG35bSmijiKFxerMar8jMCi Subscribe to see more new math videos! Music: OcularNebula - The Lopez

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