I'm trying to prove $a\sim b \text{ if } a^2-b^2\geq0$. All examples I have been given have not included inequalities. For reflexive we can take $a^2-a^2\geq0$ for $x\in \mathbb{Z}$. What procedure do we use to see if it's symmetric?
2026-04-08 07:37:47.1775633867
equivalence relations proof of symmetry
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