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    EJC
    2008
    105views Information Technology» more  EJC 2008»
    On an involution of Christoffel words and Sturmian morphisms
    13 years 5 months ago
    On an involution of Christoffel words and Sturmian morphisms
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    Valérie Berthé, Aldo de Luca, Christ...
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    EJC
    2008
    79views Information Technology» more  EJC 2008»
    Enumeration of almost polynomial rational functions with given critical values
    13 years 5 months ago
    Enumeration of almost polynomial rational functions with given critical values
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    1 Rational functions and minimal factorizations of permutations Let f : C C be a rational function of degree n in one complex variable. A critical point of f is a point z C such...
    Dmitri Panov, Dimitri Zvonkine
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    EJC
    2008
    85views Information Technology» more  EJC 2008»
    Characterizations of finite and infinite episturmian words via lexicographic orderings
    13 years 5 months ago
    Characterizations of finite and infinite episturmian words via lexicographic orderings
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    Amy Glen, Jacques Justin, Giuseppe Pirillo
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    EJC
    2008
    90views Information Technology» more  EJC 2008»
    On the 3-distortion of a path
    13 years 5 months ago
    On the 3-distortion of a path
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    Pierre Dehornoy
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    EJC
    2008
    161views Information Technology» more  EJC 2008»
    Labeled posets are universal
    13 years 5 months ago
    Labeled posets are universal
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    Partially ordered sets labeled with k labels (k-posets) and their homomorphisms are examined. The homomorphicity order of k-posets is shown to be a distributive lattice. Homomorph...
    Erkko Lehtonen
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    EJC
    2008
    88views Information Technology» more  EJC 2008»
    A simple proof for open cups and caps
    13 years 5 months ago
    A simple proof for open cups and caps
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    Let X be a set of points in general position in the plane. General position means that no three points lie on a line and no two points have the same x-coordinate. Y X is a cup, r...
    Jakub Cerný
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    EJC
    2008
    122views Information Technology» more  EJC 2008»
    Fractional coloring and the odd Hadwiger's conjecture
    13 years 5 months ago
    Fractional coloring and the odd Hadwiger's conjecture
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    Gerards and Seymour (see [T.R. Jensen, B. Toft, Graph Coloring Problems, Wiley-Interscience, 1995], page 115) conjectured that if a graph has no odd complete minor of order p, the...
    Ken-ichi Kawarabayashi, Bruce A. Reed
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    EJC
    2008
    76views Information Technology» more  EJC 2008»
    Posets, clique graphs and their homotopy type
    13 years 5 months ago
    Posets, clique graphs and their homotopy type
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    Francisco Larrión, Miguel A. Pizaña,...
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    EJC
    2008
    110views Information Technology» more  EJC 2008»
    Energy and length in a topological planar quadrilateral
    13 years 5 months ago
    Energy and length in a topological planar quadrilateral
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    We provide bounds for the product of the lengths of distinguished shortest paths in a finite network induced by a triangulation of a topological planar quadrilateral.
    Sa'ar Hersonsky
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    EJC
    2008
    93views Information Technology» more  EJC 2008»
    A classification of finite partial linear spaces with a primitive rank 3 automorphism group of grid type
    13 years 5 months ago
    A classification of finite partial linear spaces with a primitive rank 3 automorphism group of grid type
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    A partial linear space is a non-empty set of points, provided with a collection of subsets called lines such that any pair of points is contained in at most one line and every lin...
    Alice Devillers
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