Consider the following relation on all pairs of real numbers $(x, y): (x, y) \preccurlyeq (x′, y′)$ if $x ≤ 0$ and $y ≤ y′$. Is it a partial order?
2026-04-24 03:43:25.1777002205
Determining if a Relation is a Partial Order
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Hint: Check the reflexivity for $(1,0)$.