Results 11 to 20 of about 12,930 (215)

On BMRN*-colouring of planar digraphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2021
In a recent work, Bensmail, Blanc, Cohen, Havet and Rocha, motivated by applications for TDMA scheduling problems, have introduced the notion of BMRN*-colouring of digraphs, which is a type of arc-colouring with particular colouring constraints.
Julien Bensmail, Foivos Fioravantes
doaj   +1 more source

The generalized 3-connectivity of Cartesian product graphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2012
Graph ...
Hengzhe Li, Xueliang Li, Yuefang Sun
doaj   +1 more source

Enumeration of bilaterally symmetric 3-noncrossing partitions [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2008
Schützenberger's theorem for the ordinary RSK correspondence naturally extends to Chen et. al's correspondence for matchings and partitions. Thus the counting of bilaterally symmetric $k$-noncrossing partitions naturally arises as an analogue for ...
Guoce Xin, Terence Y. J. Zhang
doaj   +1 more source

Block combinatorics [PDF]

open access: yesTransactions of the American Mathematical Society, 2006
In this paper we extend the block combinatorics partition theorems of Hindman and Milliken in the setting of the recursive system of the block Schreier families (B^xi) consisting of families defined for every countable ordinal xi. Results contain (a) a block partition Ramsey theorem for every countable ordinal xi (Hindman's theorem corresponding to xi ...
Farmaki, V., Negrepontis, S.
openaire   +4 more sources

The Real-rootedness of Eulerian Polynomials via the Hermite–Biehler Theorem [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
Based on the Hermite–Biehler theorem, we simultaneously prove the real-rootedness of Eulerian polynomials of type $D$ and the real-rootedness of affine Eulerian polynomials of type $B$, which were first obtained by Savage and Visontai by using the ...
Arthur L.B. Yang, Philip B. Zhang
doaj   +1 more source

More on the Rainbow Disconnection in Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2022
Let G be a nontrivial edge-colored connected graph. An edge-cut R of G is called a rainbow-cut if no two of its edges are colored the same. An edge-colored graph G is rainbow disconnected if for every two vertices u and v of G, there exists a u-v-rainbow-
Bai Xuqing   +3 more
doaj   +1 more source

Constrained ear decompositions in graphs and digraphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2019
Ear decompositions of graphs are a standard concept related to several major problems in graph theory like the Traveling Salesman Problem. For example, the Hamiltonian Cycle Problem, which is notoriously N P-complete, is equivalent to deciding whether a ...
Frédéric Havet, Nicolas Nisse
doaj   +1 more source

Oriented diameter and rainbow connection number of a graph [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2014
Graph ...
Xiaolong Huang   +3 more
doaj   +1 more source

What Dynamic Approaches Have Taught Us About Cognition and What They Have Not: On Values in Motion and the Importance of Replicable Forms

open access: yesTopics in Cognitive Science, EarlyView., 2023
Abstract Over the past several decades, research in the cognitive sciences has foregrounded the importance of active bodies and their continuous dependence on the changing environment, strengthening the relevance of dynamical models. These models have been steadily developed within the ecological psychology approach to cognition, which arguably ...
Joanna Rączaszek‐Leonardi
wiley   +1 more source

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