Definition of Contraposition. Meaning of Contraposition. Synonyms of Contraposition

Here you will find one or more explanations in English for the word Contraposition. Also in the bottom left of the page several parts of wikipedia pages related to the word Contraposition and, of course, Contraposition synonyms and on the right images related to the word Contraposition.

Definition of Contraposition

Contraposition
Contraposition Con"tra*po*si"tion, n. [Pref. contra- + position: cf. f. conterposition.] 1. A placing over against; opposite position. [Obs.] --F. Potter. 2. (Logic) A so-called immediate inference which consists in denying the original subject of the contradictory predicate; e.g.: Every S is P; therefore, no Not-P is S.

Meaning of Contraposition from wikipedia

- In logic and mathematics, contraposition refers to the inference of going from a conditional statement into its logically equivalent contrapositive, and...
- In traditional logic, contraposition is a form of immediate inference in which a proposition is inferred from another and where the former has for its...
- a rule of inference is applied to categorical propositions through contraposition and obversion, a series of immediate inferences where the rule of obversion...
- and vice versa. In mathematics, proof by contrapositive, or proof by contraposition, is a rule of inference used in proofs, where one infers a conditional...
- criticized in the phrase: absence of evidence is not evidence of absence. Contraposition is a logically valid rule of inference that allows the creation of a...
- smaller series, Σ a n {\displaystyle \Sigma a_{n}} must converge. By contraposition, if the red series Σ a n {\displaystyle \Sigma a_{n}} is proven to diverge...
- argument: affirming the consequent and denying the antecedent. See also contraposition and proof by contrapositive. The form of a modus tollens argument resembles...
- as logic and mathematics. Appeal to ridicule Argument from fallacy Contraposition List of Latin phrases Mathematical proof Prasangika Slippery slope "The...
- statement. There are several operations (e.g., conversion, obversion, and contraposition) that can be performed on a categorical statement to change it into...
- century to show the invalidity of contraposition. Unfortunately, by Buridan's time the principle of contraposition had been advocated by a number of authors...
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