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Objectivité et principe de dualité : Le paragraphe 26 des Fondements de l'arithmétique de Frege

[article]

Année 2006 59-2 pp. 319-344
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VARIA Objectivité et principe de dualité: Le paragraphe 26 des Fondements de l’arithmétique de Frege

Jean-Pierre BELNA *

La notion d’objectivité est capitale pour Gottlob Frege, ne serait-ce que parce que, pour lui, les nombres sont des objets. Il oppose évidemment l’objectif au subjectif, mais le distingue également de ce qui est réel, en un sens qui demande à être précisé. Cette double distinction, qui vise à la fois l’empirisme et le psychologisme en

* Jean-Pierre Belna, 1, rue de Châtillon, 92140 Clamart.

Revue d’histoire des sciences Tome 59-2 juillet-décembre 2006 319-344 319

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