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Séminaire Algorithmique : « Un cafard sous le chapeau », Victor Luftalla (LIS, Univ. Aix-Marseille)
Séminaire Algorithmique : « Un cafard sous le chapeau », Victor Luftalla (LIS, Univ. Aix-Marseille)
En 2023 Smith, Myers, Kaplan et Goodman-Strauss ont découvert le chapeau : une monotuile apériodique du plan euclidien. C’est-à-dire que l’on peut paver le plan euclidien avec des copies (à isométrie près) du chapeau, mais qu’il est impossible de faire un pavage périodique. Simultanément, Greenfeld et Tao ont prouvé l’existence d’un groupe finiment présenté (Z2×H où H est … Continue reading Séminaire Algorithmique : « Un cafard sous le chapeau », Victor Luftalla (LIS, Univ. Aix-Marseille)
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