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Optimal bounds for the colored Tverberg problem

Pavle V. M. Blagojević, Benjamin Matschke, Günter M. Ziegler – 2009

Focus Area 3: Topological connectivity and diameter of Discrete Structures We prove a "Tverberg type" multiple intersection theorem. It strengthens the prime case of the original Tverberg theorem from 1966, as well as the topological Tverberg theorem of Barany et al. (1980), by adding color constraints. It also provides an improved bound for the (topological) colored Tverberg problem of Barany & Larman (1992) that is tight in the prime case and asymptotically optimal in the general case. The proof is based on relative equivariant obstruction theory.

Titel
Optimal bounds for the colored Tverberg problem
Verfasser
Pavle V. M. Blagojević, Benjamin Matschke, Günter M. Ziegler
Datum
2009
Art
Text