- necessary proposition
- мат. необходимое утверждение
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
necessary/contingent truths — A necessary truth is one that could not have been otherwise. It would have been true under all circumstances. A contingent truth is one that is true, but could have been false. A necessary truth is one that must be true; a contingent truth is one … Philosophy dictionary
Necessary and sufficient condition — This article is about the formal terminology in logic. For causal meanings of the terms, see Causality. In logic, the words necessity and sufficiency refer to the implicational relationships between statements. The assertion that one statement is … Wikipedia
necessary — necessariness, n. /nes euh ser ee/, adj., n., pl. necessaries. adj. 1. being essential, indispensable, or requisite: a necessary part of the motor. 2. happening or existing by necessity: a necessary change in our plans. 3. acting or proceeding… … Universalium
necessary — nec•es•sar•y [[t]ˈnɛs əˌsɛr i[/t]] adj. n. pl. sar•ies 1) essential, indispensable, or requisite: a necessary part of the motor[/ex] 2) cvb happening or existing by necessity; unavoidable: a necessary change in our plans[/ex] 3) acting or… … From formal English to slang
necessary — /ˈnɛsəsɛri / (say nesuhseree), /ˈnɛsəsri / (say nesuhsree) adjective 1. that cannot be dispensed with: a necessary law. 2. happening or existing by necessity. 3. acting or proceeding from compulsion or necessity; not free; involuntary: a… …
necessary condition — noun Date: 1696 1. a state of affairs that must prevail if another is to occur ; prerequisite 2. a proposition whose falsity assures the falsity of another … New Collegiate Dictionary
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California Proposition 22 (2000) — For eight years, California’s 2000 ballot initiative Proposition 22 (or Prop 22) prevented California from recognizing same sex marriages. Voters adopted the measure on March 7, 2000 with 61.4% approval and 38.6% against. [4,618,673 votes versus… … Wikipedia