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ELECTRONIC JOURNAL OF COMBINATORICS

ISSN:

1077-8926

Disciplines
(Field of Science):

  • information and communication technology (Engineering and Technology)
  • computer and information sciences (Natural sciences)
  • mathematics (Natural sciences)

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2024 100 Ministry scored journals list 2024
2023 100 Ministry Scored Journals List
2022 100 Ministry Scored Journals List 2019-2022
2021 100 Ministry Scored Journals List 2019-2022
2020 100 Ministry Scored Journals List 2019-2022
2019 100 Ministry Scored Journals List 2019-2022
2018 25 A
2017 25 A
2016 25 A
2015 20 A
2014 25 A
2013 20 A
2012 25 A
2011 25 A
2010 27 A

Model:

Open Access

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Points CiteScore - current year
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Year 2022 1
Points CiteScore - previous years
Year Points
2022 1
2021 1.3
2020 1.2
2019 1.2
2018 1.1
2017 1
2016 0.9
2015 1
2014 1
2013 1
2012 1
2011 1

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total: 6

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Catalog Journals

Year 2023
Year 2022
  • Generalized Dold sequences on partially-ordered sets
    Publication

    - ELECTRONIC JOURNAL OF COMBINATORICS - Year 2022

    Dold sequences constitute an important class of integer sequences that play an important role in combinatorics, number theory, topology and dynamical systems. We generalize the notion of Dold sequence for the case of partially ordered sets and describe their properties. In particular we give two alternative descriptions of generalized Dold sequences: by some class of elementary sequences as well as by different...

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Year 2015
  • On-line Ramsey Numbers of Paths and Cycles
    Publication

    - ELECTRONIC JOURNAL OF COMBINATORICS - Year 2015

    Consider a game played on the edge set of the infinite clique by two players, Builder and Painter. In each round, Builder chooses an edge and Painter colours it red or blue. Builder wins by creating either a red copy of $G$ or a blue copy of $H$ for some fixed graphs $G$ and $H$. The minimum number of rounds within which Builder can win, assuming both players play perfectly, is the \emph{on-line Ramsey number} $\tilde{r}(G,H)$. In...

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Year 2014
  • On Symmetry of Uniform and Preferential Attachment Graphs
    Publication

    - ELECTRONIC JOURNAL OF COMBINATORICS - Year 2014

    Motivated by the problem of graph structure compression under realistic source models, we study the symmetry behavior of preferential and uniform attachment graphs. These are two dynamic models of network growth in which new nodes attach to a constant number m of existing ones according to some attachment scheme. We prove symmetry results for m=1 and 2 , and we conjecture that for m≥3 , both models yield asymmetry with high...

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Year 2012
  • A construction for the hat problem on a directed graph
    Publication

    A team of n players plays the following game. After a strategy session, each player is randomly fitted with a blue or red hat. Then, without further communication, everybody can try to guess simultaneously his own hat color by looking at the hat colors of the other players. Visibility is defined by a directed graph; that is, vertices correspond to players, and a player can see each player to whom he is connected by an arc. The...

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  • On a Recurrence Arising in Graph Compression
    Publication

    - ELECTRONIC JOURNAL OF COMBINATORICS - Year 2012

    In a recently proposed graphical compression algorithm by Choi and Szpankowski (2012), the following tree arose in the course of the analysis. The root contains n balls that are consequently distributed between two subtrees according to a simple rule: In each step, all balls independently move down to the left subtree (say with probability p) or the right subtree (with probability 1􀀀p). A new node is created as long as...

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