Characteristic classes of group representations and discrete geometry

Karanbir Sarkaria

KTH, Stockholm

May 6,
refreshments at 3:45pm


The well known theorem of Borsuk is equivalent to saying that a certain characteristic class of a Z/2-representation is nonzero. Using other finite groups gives analogues. These are useful e.g. the prime power case of the "continuous" Tverberg theorem follows.

Speaker's Contact Info: sark(at-sign)

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Combinatorics Seminar, Mathematics Department, MIT, sara(at-sign)

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