4 Matching Annotations
- Sep 2020
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math.libretexts.org math.libretexts.org
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Define the relation ⪯⪯\preceq on ZZ\mathbb{Z} according to
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A partially ordered set (or poset) is a set taken together with a partial order on it. Formally, a partially ordered set is defined as an ordered pair P=(X,<=), where X is called the ground set of P and <= is the partial order of P.
Source: mathworld.wolfram.com
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Z∗
Z - {0}
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antisymmetric
(a, b) belongs to R, (b, a) does not unless 1 = b.
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