🔰全序╱total ordering
╱🚧 under construction
集合 ⟩ 關係 ⟩ 二元 ⟩ total ordering╱linear ordering
An total/linear ordering on a set F is a relation (represented by ≤) with the following 3 properties:
(TO1) 全序性╱totality:x ≤ y or y ≤ x, ∀ x, y ∈ F
(TO2) 反對稱╱antisymmetry:x ≤ y, y ≤ x => x = y
(TO3) 遞移性╱transitivity:x ≤ y, y ≤ z => x ≤ z
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