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04/26/2023
Reconfiguration of the Union of Arborescences
An arborescence in a digraph is an acyclic arc subset in which every ver...
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02/02/2023
Partitioning into common independent sets via relaxing strongly base orderability
The problem of covering the ground set of two matroids by a minimum numb...
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11/23/2022
Weighted exchange distance of basis pairs
Two pairs of disjoint bases 𝐏_1=(R_1,B_1) and 𝐏_2=(R_2,B_2) of a matroid...
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03/03/2022
Exchange distance of basis pairs in split matroids
The basis exchange axiom has been a driving force in the development of ...
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02/09/2022
Hypergraph characterization of split matroids
We provide a combinatorial study of split matroids, a class that was mot...
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12/09/2020
Rainbow and monochromatic circuits and cuts in binary matroids
Given a matroid together with a coloring of its ground set, a subset of ...
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11/24/2019