http://openproblemgarden.org/op/mixing_circular_colourings_0 Comments for "Mixing Circular Colourings" en http://openproblemgarden.org/op/mixing_circular_colourings_0 <table cellspacing="10"> <tr> <td> Author(s): <a href="/category/brewster_richard_c">Brewster</a>; <a href="/category/noel_jonathan_a">Noel</a>&nbsp;&nbsp; </td> <td align=right> Subject: <a href="/category/graph_theory">Graph Theory</a> » <a href="/category/coloring">Coloring</a> » <a href="/category/vertex_coloring">Vertex coloring</a>&nbsp;&nbsp; </td> </tr> <tr> <td colspan=2> <table border=1 cellspacing="5"> <tr><td> <div class="envtheorem"><b>Question</b>&nbsp;&nbsp; Is <img class="teximage" src="/files/tex/f24f4a47b3db2823b31406ff6f37ecb0296f4f10.png" alt="$ \mathfrak{M}_c(G) $" /> always rational? </div> </tr></td> </table> </td> </tr> </table> Brewster, Richard C. Noel, Jonathan A. discrete homotopy graph colourings mixing Graph Theory Coloring Vertex coloring http://openproblemgarden.org/op/mixing_circular_colourings_0#comment Sat, 22 Sep 2012 21:25:41 +0200 Jon Noel 37907 at http://openproblemgarden.org