Now showing items 1-2 of 2

    • Four-coloring P6-free graphs 

      Chudnovsky, Maria; Spirkl, Sophie; Zhong, Mingxian (Association for Computing Machinery, 2019)
      In this paper we present a polynomial time algorithm for the 4-COLORING PROBLEM and the 4-PRECOLORING EXTENSION problem restricted to the class of graphs with no induced six-vertex path, thus proving a conjecture of Huang. ...
    • Stop clicking on “update later”: Persuading users they need up-to-date antivirus protection 

      Zhang-Kennedy, Leah; Chiasson, Sonia; Biddle, Robert (Springer, 2014-05)
      Online security advice aims to persuade users to behave se- curely, but appears to have limited effects at changing behaviour. We pro- pose security advice targeted at end-users should employ visual rhetoric to form an ...


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