proof by contradiction


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Related to proof by contradiction: Proof by contrapositive

proof by contradiction

[¦prüf bī ‚kän·trə′dik·shən]
(mathematics)
References in periodicals archive ?
Starting from false assumptions a proof by contradiction could not reveal the cause.
More recently, in the 20th century, the intuitionists went further and came to regard proof by contradiction as an invalid method of reasoning.
The aim of the paper is to describe a general model of proof by contradiction. The misconceptions that seem to exist between proof by contradiction and proof by contraposition are clarified through the examination of their similarities and differences.
To reiterate, the aim of a proof by contradiction is essentially to contradict one of our assumptions.
In a proof by contradiction, the aim is not always clear.