Monthly Archives: August 2010

Faces of Simple 4 Polytopes

Posted on August 10, 2010 by Gil Kalai

In the conference celebrating Klee and Grünbaum’s mathematics at Seattle Günter Ziegler proposed the following bold conjecture about 4 polytopes. Conjecture: A simple 4-polytope with facets has at most a linear number (in ) two dimensional faces which are not 4-gons! If the polytope … Continue reading →

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Monthly Archives: August 2010

Faces of Simple 4 Polytopes

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