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Tony Hughes – The Torus – An Introduction


Issue 43 (Spring 2010) Pages – 79-105


Lacan used topology to theorise in a scientific way the structure of the subject. The topological field is a central part of his thinking and the first indications of this took place in the Rome Discourse in 1953 and continued up to the end of his life by which time topology had, perhaps, inspired his theory of the Borromean knot which led to his exposition of the sinthome. Lacan initially focused on four main areas of topology – the torus, the Moebius strip, the Klein Bottle and the cross-cap. This paper is an introduction to the torus with particular emphasis on three sessions of the seminar on Identification, namely 28 February, 7 March and 14 March 1962. Lacan’s use of a multitude of diagrams is seen to be helpful when following the development of this complex aspect of his theoretical analysis of the structure of the subject…..

The Torus – An Introduction

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