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Topologie, OVNIS, et bandes dessinées [Jean Pierre Petit

# Jean-Pierre Petit

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Topologie, OVNIS, et bandes dessinées [Jean Pierre Petit

A history of Topology [A history of Topology]

@ the Geometry Center [The Topological Zoo]

@ the Geometry Center [Turning a sphere inside out]

@ the Geometry Center [Gallery of Interactive Geometry]

@ the Geometry Center [A Klein Bottle]

@ the Geometry Center [A Klein Bottle in 4 space]