Logical fallacies as informational shortcuts

The paper argues that the two best known formal logical fallacies, namely denying the antecedent (DA) and affirming the consequent (AC) are not just basic and simple errors, which prove human irrationality, but rather informational shortcuts, which may provide a quick and dirty way of extracting use...

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Main Author: Floridi, L
Format: Journal article
Language:English
Published: Springer 2009
Subjects:
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author Floridi, L
author_facet Floridi, L
author_sort Floridi, L
collection OXFORD
description The paper argues that the two best known formal logical fallacies, namely denying the antecedent (DA) and affirming the consequent (AC) are not just basic and simple errors, which prove human irrationality, but rather informational shortcuts, which may provide a quick and dirty way of extracting useful information from the environment. DA and AC are shown to be degraded versions of Bayes' theorem, once this is stripped of some of its probabilities. The less the probabilities count, the closer these fallacies become to a reasoning that is not only informationally useful but also logically valid.
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spelling oxford-uuid:0f98478a-9a63-4327-bf26-64b1be11c0502022-03-26T09:52:03ZLogical fallacies as informational shortcutsJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:0f98478a-9a63-4327-bf26-64b1be11c050PhilosophyEnglishOxford University Research Archive - ValetSpringer2009Floridi, LThe paper argues that the two best known formal logical fallacies, namely denying the antecedent (DA) and affirming the consequent (AC) are not just basic and simple errors, which prove human irrationality, but rather informational shortcuts, which may provide a quick and dirty way of extracting useful information from the environment. DA and AC are shown to be degraded versions of Bayes' theorem, once this is stripped of some of its probabilities. The less the probabilities count, the closer these fallacies become to a reasoning that is not only informationally useful but also logically valid.
spellingShingle Philosophy
Floridi, L
Logical fallacies as informational shortcuts
title Logical fallacies as informational shortcuts
title_full Logical fallacies as informational shortcuts
title_fullStr Logical fallacies as informational shortcuts
title_full_unstemmed Logical fallacies as informational shortcuts
title_short Logical fallacies as informational shortcuts
title_sort logical fallacies as informational shortcuts
topic Philosophy
work_keys_str_mv AT floridil logicalfallaciesasinformationalshortcuts