Results 81 to 90 of about 9,755 (179)

Rough set approximations based on a matroidal structure over three sets. [PDF]

open access: yesAppl Intell (Dordr), 2023
Wang G, Mao H, Liu C, Zhang Z, Yang L.
europepmc   +1 more source

A decomposition theory for matroids. II. Minimal violation matroids

open access: yesJournal of Combinatorial Theory, Series B, 1985
[For part I see ibid. 39, 43-76 (1985; Zbl 0551.05033).] A matroid property P is inherited if all minors of a matroid M have P provided M has P. Two decomposition theorems of Part I of the paper are utilized to characterize minimal violation matroids of inherited properties.
openaire   +1 more source

Matroid psi classes. [PDF]

open access: yesSel Math New Ser, 2022
Dastidar J, Ross D.
europepmc   +1 more source

Tropical ideals do not realise all Bergman fans. [PDF]

open access: yesRes Math Sci, 2021
Draisma J, Rincón F.
europepmc   +1 more source

Idealness of k-wise intersecting families. [PDF]

open access: yesMath Program, 2022
Abdi A, Cornuéjols G, Huynh T, Lee D.
europepmc   +1 more source

Matroid bases with cardinality constraints on the intersection. [PDF]

open access: yesMath Program, 2022
Lendl S, Peis B, Timmermans V.
europepmc   +1 more source

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