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    • Even Cycle and Even Cut Matroids 

      Pivotto, Irene (University of Waterloo, 2011-05-20)
      In this thesis we consider two classes of binary matroids, even cycle matroids and even cut matroids. They are a generalization of graphic and cographic matroids respectively. We focus on two main problems for these classes ...
    • On Excluded Minors for Even Cut Matroids 

      Pivotto, Irene (University of Waterloo, 2007-01-22)
      In this thesis we will present two main theorems that can be used to study minor minimal non even cut matroids. Given any signed graph we can associate an even cut matroid. However, given an even cut matroid, there are ...


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