ダイヤモンド原理
1. Diamond principleIn mathematics, and particularly in axiomatic set theory, the diamond principle ◊ is a combinatorial principle introduced by Björn Jensen (1972) that holds in the constructible universe and that implies the continuum hypothesis. Jensen extracted the diamond principle from his proof that V=L implies the existence of a Suslin tree.
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Read “ダイヤモンド原理” on Japanese Wikipedia
Read “Diamond principle” on DBpedia
Read “Diamond principle” on English Wikipedia
Read “ダイヤモンド原理” on Japanese Wikipedia
Read “Diamond principle” on DBpedia
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