| 单词 | equivalence |
| 释义 | Word Frequency equivalence(ɪˈkwɪvələns) or equivalency noun 1. the state of being equivalent or interchangeable 2. mathematics, logic a. the relationship between two statements, each of which implies the other b. Also called: biconditional the binary truth-function that takes the value true when both component sentences are true or when both are false, corresponding to English if and only if. Symbol: ≡ or ↔, as in –(p ∧ q) ≡ –p ∨ –q |
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