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    84
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    2002
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    A local-global principle for vertex-isoperimetric problems
    15 years 14 days ago
    A local-global principle for vertex-isoperimetric problems
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    We consider the vertex-isoperimetric problem for cartesian powers of a graph G. A total order on the vertex set of G is called isoperimetric if the boundary of sets of a given siz...
    Sergei L. Bezrukov, Oriol Serra
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    77
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    2002
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    Shifted quasi-symmetric functions and the Hopf algebra of peak functions
    15 years 14 days ago
    Shifted quasi-symmetric functions and the Hopf algebra of peak functions
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    Nantel Bergeron, Stefan Mykytiuk, Frank Sottile, S...
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    96
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    2002
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    On the superconnectivity of generalized p-cycles
    15 years 14 days ago
    On the superconnectivity of generalized p-cycles
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    A generalized p-cycle is a digraph whose set of vertices can be partitioned into p parts that are cyclically ordered in such a way that the vertices in one part are adjacent only ...
    Camino Balbuena, Ignacio M. Pelayo, J. Góme...
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    65
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    2002
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    On partitions of discrete boxes
    15 years 14 days ago
    On partitions of discrete boxes
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    Noga Alon, Tom Bohman, Ron Holzman, Daniel J. Klei...
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    Covering a hypergraph of subgraphs
    15 years 14 days ago
    Covering a hypergraph of subgraphs
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    Let G be a tree and let H be a collection of subgraphs of G, each having at most d connected components. Let (H) denote the maximum number of members of H no two of which share a ...
    Noga Alon
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    64
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    2002
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    On certain spaces of lattice diagram determinants
    15 years 14 days ago
    On certain spaces of lattice diagram determinants
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    Jean-Christophe Aval
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    64
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    2002
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    The three-way intersection problem for latin squares
    15 years 14 days ago
    The three-way intersection problem for latin squares
    Download  mathsci.sharif.edu
    Peter Adams, Elizabeth J. Billington, Darryn E. Br...
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    93
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    2002
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    On the average size of sets in intersecting Sperner families
    15 years 14 days ago
    On the average size of sets in intersecting Sperner families
    Download  fma2.math.uni-magdeburg.de
    We show that the average size of subsets of [n] forming an intersecting Sperner family of cardinality not less than (n-1 k-1 ) is at least k provided that k 6 n=2
    Christian Bey, Konrad Engel, Gyula O. H. Katona, U...
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