单词 | meta-theorem |
释义 | > as lemmasmeta-theorem meta-theorem n. Brit. /ˈmɛtəˌθɪərəm/ , U.S. /ˈmɛdəˌθiərəm/ , /ˈmɛdəˌθɪrəm/ ΚΠ 1937 Jrnl. Symbolic Logic 2 147 The definitions D1, D4, and D5 are of course adopted for all formulae ϕ and ψ; D3 for every formula ϕ... Similar generality is intended for the rules and ‘metatheorems’ which will follow. 1971 G. Hunter Metalogic p. xii Complete proofs for metatheorems (theorems about a system) are..more laborious for natural deduction systems than for axiomatic ones. 1995 Jrnl. Symbolic Logic 60 222 The new metatheorem grew..out of an effort to find a new proof of Ash's metatheorem. < as lemmas |
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