""Obeying a rule": Ludwig Wittgenstein and the foundations of Set Theor" by Giorgio T. Bagni
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The Mathematics Enthusiast

Volume

5

Issue

2-3

Abstract

In this paper we propose some reflections on Wittgenstein’s ideas about grammar and rules; then we shall consider some consequences of these for the foundations of set theory and, in particular, for the introduction of major concepts of set theory in education. For instance, a community of practice can decide to follow a particular rule that forbids the derivation of arbitrary sentences from a contradiction: since, according to Radford’s perspective, knowledge is the result of thinking, and thinking is a cognitive social praxis, the mentioned choice can be considered as a form of real and effective knowledge.

First Page

215

Last Page

222

Digital Object Identifier (DOI)

10.54870/1551-3440.1102

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