Last Updated
：2025/11/28
double turnstile
Noun
Japanese Meaning
論理学・モデル理論において、⊨記号が意味論的帰結（ある文や命題から論理的に必然的な結果が導かれること）を示すために使われる。 / 論理学・モデル理論において、⊨記号が左側のモデルが右側の文集合を満足する（モデルが与えられた文法・論理的性質を持つ）ことを示すために使われる。
（ plural ）
Quizzes for review
(logic, model theory) The ⊨ symbol used to denote semantic consequence, or the ⊨ symbol used to denote the fact that the model to the left of it satisfies the set of sentences to its right.
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double turnstile
In model theory, we write M ⊨ φ and say that the double turnstile indicates that the model M satisfies the sentence φ.
See correct answer
In model theory, we write M ⊨ φ and say that the double turnstile indicates that the model M satisfies the sentence φ.
音声機能が動作しない場合はこちらをご確認ください
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