Computer-verification of the structure of some classes of fragile matroids

• DOI: 10.48550/arxiv.1312.5175
• Publication Date: 2013-01-01
• Authors: Chun, Carolyn; Chun, Deborah; Clark, Benjamin; Mayhew, Dillon; Whittle, Geoff; van Zwam, Stefan ...
• Keywords: 05B35, 05-04; FOS: Mathematics; Mathematics - Combinatorics; Combinatorics (math.CO); 0101 mathematics; 01 natural sciences

47 pages, contains Sage code and worksheet<br/>This technical report accompanies the following three papers. It contains the computations necessary to verify some of the results claimed in those papers. [1] Carolyn Chun, Deborah Chun, Dillon Mayhew, and Stefan H. M. van Zwam. Fan-extensions in fragile matroids. In preparation. [2] Carolyn Chun, Dillon Mayhew, Geoff Whittle, and Stefan H. M. van Zwam. The structure of binary Fano-fragile matroids. In preparation. [3] Ben Clark, Dillon Mayhew, Geoff Whittle, and Stefan H. M. van Zwam. The structure of {U2,5, U3,5}-fragile matroids. In preparation.<br/>