Axioms as Definitions: Revisiting Poincaré and Hilbert

A fondamental problem in the discussion on the foundations of mathematics is to clarify what an axiom is. This is especially important in the light of the most recent advances in set theory where new axioms have been proposed whose legitimacy is highly controversial (for example, large cardinal axio...

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Main Author: Laura Fontanella
Format: Article
Language:deu
Published: Éditions Kimé 2019-02-01
Series:Philosophia Scientiæ
Online Access:http://journals.openedition.org/philosophiascientiae/1827
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author Laura Fontanella
author_facet Laura Fontanella
author_sort Laura Fontanella
collection DOAJ
description A fondamental problem in the discussion on the foundations of mathematics is to clarify what an axiom is. This is especially important in the light of the most recent advances in set theory where new axioms have been proposed whose legitimacy is highly controversial (for example, large cardinal axioms); this paper is a contribution to this discussion. By analysing the view of Poincaré and Hilbert on axioms, we observe that, despite the deep differences in their philosophical thinking, the two logicians came to the same conception of the axioms of geometry as definitions in disguise. We revisit and generalise this view by arguing that any axiomatic system (set theory in particular) is the definition of some concepts.
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spelling doaj.art-15feec70c75f471385924c05839016ea2023-12-06T15:53:38ZdeuÉditions KiméPhilosophia Scientiæ1281-24631775-42832019-02-0123116718310.4000/philosophiascientiae.1827Axioms as Definitions: Revisiting Poincaré and HilbertLaura FontanellaA fondamental problem in the discussion on the foundations of mathematics is to clarify what an axiom is. This is especially important in the light of the most recent advances in set theory where new axioms have been proposed whose legitimacy is highly controversial (for example, large cardinal axioms); this paper is a contribution to this discussion. By analysing the view of Poincaré and Hilbert on axioms, we observe that, despite the deep differences in their philosophical thinking, the two logicians came to the same conception of the axioms of geometry as definitions in disguise. We revisit and generalise this view by arguing that any axiomatic system (set theory in particular) is the definition of some concepts.http://journals.openedition.org/philosophiascientiae/1827
spellingShingle Laura Fontanella
Axioms as Definitions: Revisiting Poincaré and Hilbert
Philosophia Scientiæ
title Axioms as Definitions: Revisiting Poincaré and Hilbert
title_full Axioms as Definitions: Revisiting Poincaré and Hilbert
title_fullStr Axioms as Definitions: Revisiting Poincaré and Hilbert
title_full_unstemmed Axioms as Definitions: Revisiting Poincaré and Hilbert
title_short Axioms as Definitions: Revisiting Poincaré and Hilbert
title_sort axioms as definitions revisiting poincare and hilbert
url http://journals.openedition.org/philosophiascientiae/1827
work_keys_str_mv AT laurafontanella axiomsasdefinitionsrevisitingpoincareandhilbert