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Reference
20170052_0001
Surface cubique lisse, datant des années 1920-1930, composée de vingt-sept droites réelles
Smooth cubic surface, dating from 1920-1930 and moulded in a thermoplastic material using a plaster model, attributed to Christian Juel, a Danish mathematician. The surface is marked with 27 real lines in textile thread. It forms part of a collection of mathematical objects at the Institut Henri Poincaré (IHP).
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