New answers tagged history-of-logic
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Criticisms of "reductio ad absurdum" argumentation?
To complement Mauro's fine answer, the key figures you may want to look at are Errett Bishop and Michael Dummett. Bishop was able to develop a substantial portion of mathematical analysis in the ...
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Criticisms of "reductio ad absurdum" argumentation?
See Bouwer's critique:
Brouwer pointed out the validity of the proof method of [the part of the] reductio ad absurdum that can be used to establish negative propositions ¬A. On the other hand, ...
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