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2025-11-08 19:38:15 -06:00
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# Math 4201 Exam 1 review
# Math 4201 Exam 1 Review
> [!NOTE]
>
@@ -343,5 +343,3 @@ $\sim$ is a subset of $X\times X$ with the following properties:
3. If $(x,y)\in \sim$ and $(y,z)\in \sim$, then $(x,z)\in \sim$.
The equivalence classes of $x\in X$ is denoted by $[x]=\{y\in X|y\sim x\}$.