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On minor-minimally 3-connected binary matroids
Authors:Loni Delaplane  Haidong Wu
Institution:a Department of Mathematics, The University of Mississippi, University, MS 38677, United States
b Department of Mathematics and Statistics, Wright State University, Dayton, OH 45435, United States
Abstract:A matroid M is called minor-minimally 3-connected if M is 3-connected and, for each eE(M), either M?e or M/e is not 3-connected. In this paper, we prove a chain theorem for the class of minor-minimally 3-connected binary matroids. As a consequence, we obtain a chain theorem for the class of minor-minimally 3-connected graphs.
Keywords:Binary matroids  Chain theorem  Minor-minimally 3-connected
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