Search Results - "Narins, Lothar"

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  1. 1

    A Density Turán Theorem by Narins, Lothar, Tran, Tuan

    Published in Journal of graph theory (01-06-2017)
    “…Let F be a graph that contains an edge whose deletion reduces its chromatic number. For such a graph F, a classical result of Simonovits from 1966 shows that…”
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  2. 2

    Graphs without proper subgraphs of minimum degree 3 and short cycles by Narins, Lothar, Pokrovskiy, Alexey, Szabó, Tibor

    Published in Combinatorica (Budapest. 1981) (01-06-2017)
    “…We study graphs on n vertices which have 2 n −2 edges and no proper induced subgraphs of minimum degree 3. Erdős, Faudree, Gyárfás, and Schelp conjectured that…”
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  3. 3

    Strong Ramsey games: Drawing on an infinite board by Hefetz, Dan, Kusch, Christopher, Narins, Lothar, Pokrovskiy, Alexey, Requilé, Clément, Sarid, Amir

    Published in Journal of combinatorial theory. Series A (01-08-2017)
    “…Consider the following strong Ramsey game. Two players take turns in claiming a previously unclaimed edge of the complete graph on n vertices until all edges…”
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  4. 4

    A Stability Theorem for Matchings in Tripartite 3-Graphs by Haxell, Penny, Narins, Lothar

    Published 23-01-2017
    “…It follows from known results that every regular tripartite hypergraph of positive degree, with $n$ vertices in each class, has matching number at least $n/2$…”
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  5. 5
  6. 6

    A Density Tur\'an Theorem by Narins, Lothar, Tran, Tuan

    Published 11-03-2015
    “…J. Graph Theory 85 (2017), 496-524 Let $F$ be a graph which contains an edge whose deletion reduces its chromatic number. For such a graph $F,$ a classical…”
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  7. 7

    NarrationBot and InfoBot: A Hybrid System for Automated Video Description by Ihorn, Shasta, Siu, Yue-Ting, Bodi, Aditya, Narins, Lothar, Castanon, Jose M, Kant, Yash, Das, Abhishek, Yoon, Ilmi, Fazli, Pooyan

    Published 07-11-2021
    “…Video accessibility is crucial for blind and low vision users for equitable engagements in education, employment, and entertainment. Despite the availability…”
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  8. 8

    On the connectivity Waiter-Client game by Antoniuk, Sylwia, Grosu, Codruut, Narins, Lothar

    Published 20-10-2015
    “…In this short note we consider a variation of the connectivity Waiter-Client game $WC(n,q,\mathcal{A})$ played on an $n$-vertex graph $G$ which consists of…”
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  9. 9

    Graphs without proper subgraphs of minimum degree 3 and short cycles by Narins, Lothar, Pokrovskiy, Alexey, Szabó, Tibor

    Published 22-08-2014
    “…We study graphs on $n$ vertices which have $2n-2$ edges and no proper induced subgraphs of minimum degree $3$. Erd\H{o}s, Faudree, Gy\'arf\'as, and Schelp…”
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    Journal Article
  10. 10

    Extremal Hypergraphs for Ryser's Conjecture: Connectedness of Line Graphs of Bipartite Graphs by Haxell, Penny, Narins, Lothar, Szabó, Tibor

    Published 31-12-2013
    “…In this paper we consider a natural extremal graph theoretic problem of topological sort, concerning the minimization of the (topological) connectedness of the…”
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  11. 11

    Extremal Hypergraphs for Ryser's Conjecture: Home-Base Hypergraphs by Haxell, Penny, Narins, Lothar, Szabó, Tibor

    Published 31-12-2013
    “…Ryser's Conjecture states that any $r$-partite $r$-uniform hypergraph has a vertex cover of size at most $r - 1$ times the size of the largest matching. For $r…”
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  12. 12

    Approximation and Hardness for Token Swapping by Miltzow, Tillmann, Narins, Lothar, Okamoto, Yoshio, Rote, Günter, Thomas, Antonis, Uno, Takeaki

    Published 02-08-2016
    “…Algorithms-ESA 2016, Proc. 24th Annual European Symposium on Algorithms, Aarhus, 2016, Leibniz International Proceedings in Informatics (LIPIcs), pp…”
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  13. 13

    Strong Ramsey Games: Drawing on an infinite board by Hefetz, Dan, Kusch, Christopher, Narins, Lothar, Pokrovskiy, Alexey, Requilé, Clément, Sarid, Amir

    Published 18-05-2016
    “…We consider the strong Ramsey-type game $\mathcal{R}^{(k)}(\mathcal{H}, \aleph_0)$, played on the edge set of the infinite complete $k$-uniform hypergraph…”
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