Morley's categoricity theorem

（重定向自Categoricity）

In model theory, a branch of mathematical logic, a theory is κ-categorical (or categorical in κ) if it has exactly one model of cardinality κ up to isomorphism. Morley's categoricity theorem is a theorem of Michael D.Morley (1965), which states that if a first-order theory in a countable language is categorical in some uncountable cardinality, then it is categorical in all uncountable cardinalities.

单词	categoricity
释义	categoricity 英汉-汉英词典范畴性词组 \| 习惯用语您要查找的是不是： categorical adj. 绝对的,无条件的,断言的,确信无疑的,明确的 categorize vt. 把…归类;把…列作 categorization n. 分门别类 caricaturist n. 讽刺画家；漫画家 categoricity n. [数] 范畴性网络短语: maxim of categoricity 范畴主义的准则 categoricity in powers 势的范畴英语百科 Morley's categoricity theorem （重定向自Categoricity） In model theory, a branch of mathematical logic, a theory is κ-categorical (or categorical in κ) if it has exactly one model of cardinality κ up to isomorphism. Morley's categoricity theorem is a theorem of Michael D.Morley (1965), which states that if a first-order theory in a countable language is categorical in some uncountable cardinality, then it is categorical in all uncountable cardinalities.
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categoricity

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网络短语:

Morley's categoricity theorem