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Knots in Washington XXVI Interconnections between Khovanov, Khovanov-Rozansky and Ozvath-Szabo homology, categorification of skein modules
April 18-20, 2008
George Washington University
Washington, DC, USA

Organizers
Jozef H. Przytycki (GWU), Yongwu Rong (GWU), Alexander Shumakovitch (GWU), Hao Wu (GWU)

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Unknotting numbers of diagrams of a given nontrivial knot are unbounded
by
Kouki Taniyama
Waseda University and George Washington University

We show that for any nontrivial knot K and any natural number N there is a diagram D of K such that the unknotting number of D is greater than N.

Date received: April 5, 2008

Copyright © 2008 by the author(s). The author(s) of this work and the organizers of the conference have granted their consent to include this abstract in Topology Atlas. Document # cawt-30.