Math 301 - Introduction To Analysis - Problem - TheCompositionOfInjectiveFunctionsIsInjective

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Problem 65: (The Composition Of Injective Functions Is Injective)

Let $A$, $B$, and $C$ be sets, and consider the functions $f:A\to B$ and $g:B\to C$. Prove that if both $f$ and $g$ are injective, then $g\circ f$ is injective.

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Problem.TheCompositionOfInjectiveFunctionsIsInjective
Schedule.20180618
Schedule.20180620
Schedule.20180622
Schedule.20180625
Schedule.20180627
Schedule.20180629
Schedule.20180702
Schedule.AllProblems

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HomePage Schedule Pictures Writing Tips LaTeX Commands External Resources List of Problems List of Definitions List of Theorems List of Conjectures All Recent changes (use this to find a page that may have been lost)	Problem The Composition Of Injective Functions Is Injective Please Login to access more options. Problem 65: (The Composition Of Injective Functions Is Injective) Let $A$, $B$, and $C$ be sets, and consider the functions $f:A\to B$ and $g:B\to C$. Prove that if both $f$ and $g$ are injective, then $g\circ f$ is injective. The following pages link to this page. Problem.TheCompositionOfInjectiveFunctionsIsInjective Schedule.20180618 Schedule.20180620 Schedule.20180622 Schedule.20180625 Schedule.20180627 Schedule.20180629 Schedule.20180702 Schedule.AllProblems Here are the old pages. Edit Page History Source Attach File Backlinks List Group Page last modified on July 11, 2018, at 12:05 PM
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