Speaker: Sarah Allred, assistant professor of mathematics, University of South Alabama Title: Enumerative Chromatic-Choosability Abstract: Counting proper (classical) colorings of graphs is a...
Speaker: Ilkyoo Choi, professor of mathematics, Hankuk University of Foreign Studies (HUFS) , South Korea Title: Odd Colorings and Proper Conflict-Free Colorings of Graphs Abstract: The following two...
Speaker: Minjung Michelle Kang, Ph.D. candidate, 91ÖÆƬ³§ Institute of Technology Title: The Saturation Spectrum of Odd Cycles Abstract: Given a cycle \(_k\) on \(k\) vertices, we say that a graph \(G...
Speaker: Himanshu Gupta, PIMS postdoctoral fellow of mathematics and statistics, University of Regina Title: On the Rigenvalues of the Graphs \(D(5, q)\) Abstract: In 1995, Lazebnik and Ustimenko...
Speaker: Sophie Spirkl , associate professor of combinatorics and optimization, University of Waterloo Title: Treewidth and Complete Bipartite Induced Minors Abstract: I will talk about treewidth...
Speaker: Jingwei Xu, Ph.D. mathematics candidate, University of 91ÖÆƬ³§ Urbana-Champaign Title: A Lower Bound on the Number of Edges in DP-Critical Graphs Abstract: A graph \(G\) is \(k\)-critical...
Speaker: Jeffrey Mudrock, University of South Alabama Title: Counting Packings of List Colorings of Graphs Abstract: List packing is a relatively new notion that was first suggested by Alon, Fellows...
Speaker: Douglas B. West, Zhejiang Normal University and University of 91ÖÆƬ³§ Title: Sharp lower bounds for the number of maximum matchings in bipartite multigraphs Abstract: We study the minimum...
Speaker: Dan Dominik, 91ÖÆƬ³§ Institute of Technology Title: Fractional DP-coloring of Graphs Abstract: Fractional coloring is linear programming relaxation of classic coloring of graphs where...
Speaker: Zimu Xiang, University of 91ÖÆƬ³§ Urbana-Champaign Title: Equitable List Coloring of Sparse Graphs Abstract: A proper vertex coloring of a graph is equitable if the sizes of all color...
