By Jens Harlander and Stephan Rosebrock

A {\em word labeled oriented graph} (WLOG) is an oriented graph *\cal G* on vertices *X=\{ x_1,\ldots ,x_k\}*, where each oriented edge is labeled by a word in *X^{\pm1}*. WLOGs give rise to presentations which generalize Wirtinger presentations of knots. WLOG presentations, where the underlying graph is a tree are... Show more

August 17, 2014

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Aspherical Word Labeled Oriented Graphs and Cyclically Presented Groups

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