1st Source: Workshop of clinical topology #24 The fundamental polygon

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The fundamental polygon

Lacan has accustomed us to display the constituents of the subject on topological structures. Here for the sake of simplification (!) We present these structures in a singular way, a rectangle. It's the fundamental polygon.
This concerns the sphere, the Moebius strip, the cylinder, the disc, the projective plane, the torus, the Klein bottle. A consequence is that this session is rather austere …

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