contraposition
enUKcon·tra·po·si·tion
C0607300 (kŏn′trə-pə-zĭsh′ən)contraposition
(ˌkɒntrəpəˈzɪʃən)con•tra•po•si•tion
(ˌkɒn trə pəˈzɪʃ ən)n.
单词 | contraposition |
释义 | contrapositionenUKcon·tra·po·si·tionC0607300 (kŏn′trə-pə-zĭsh′ən)contraposition(ˌkɒntrəpəˈzɪʃən)con•tra•po•si•tion(ˌkɒn trə pəˈzɪʃ ən)n. contrapositionnounContrapositionenUKContrapositionthe law of traditional logic that holds that if from a certain proposition A there follows the proposition B, then from the negation of the proposition B follows the negation of the proposition A (or in the language of conditional propositions: from the truth of the proposition “If A, then B” follows the truth of the proposition “If not B ?, then not- A”). REFERENCESChurch, A. Vvedenie v matematicheskuiu logiku. Moscow, 1960. (Translated from English.)Tarski, A. Vvedenie v logiku i metodologiiu deduktivnykh nauk. Moscow, 1948. (Translated from English.) contrapositionenUK
Synonyms for contraposition
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