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Contributions to Discrete Mathematics

ISSN Print: 1715-0868

ISSN Online:

Website: http://cdm.ucalgary.ca/cdm/index.php/cdm

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2L-convex polyominoes: Geometrical aspects

Khalil Tawbe,Laurent Vuillon

Cones of partial metrics

Michel Deza,Elena Deza

Dual linear spaces generated by a non-Desarguesian configuration

James B. Nation,Jiajia Y. G. Seffrood

Partially critical tournaments and partially critical supports

Mohamed Y. Sayar

Claw-freeness, 3-homogeneous subsets of a graph and a reconstruction problem

Maurice Pouzet,Hamza Si Kaddour,Nicolas Trotignon

Option-closed games

Richard J. Nowakowski,Paul Ottaway

Coefficients of chromatic polynomials and tension polynomials

Martin Kochol,Nad'a Krivoňáková

Signed star k-domatic number of a graph

Seyed Mahmoud Sheikholeslami,Lutz Volkmann

Strong d-collapsibility

Martin Tancer

Computation of atomic fibers of Z-linear maps

Elke Eisenschmidt,Raymond Hemmecke,Matthias K？ppe

Adjusting a conjecture of Erd s

Walter Carnielli,Pietro K. Carolino

A variant of the bipartite relation theorem and its application to clique graphs

Kazuhiro Kawamura

A graph theoretic proof of the complexity of colouring by a local tournament with at least two directed cycles

Gary MacGillivray,Jacobus Swarts,J？rgen Bang-Jensen

A bijection between noncrossing and nonnesting partitions of types A, B and C

Ricardo Mamede

Cards, permutations, and sums

Bill Sands

On a generalization of the Blaschke-Lebesgue theorem for disk-polygons

Máté Bezdek

Unavoidable arrays

Klas Markstr？m,Lars-Daniel ？hman

On the number of components of a graph

Hamza Si Kaddour,Elias Tahhan Bittar

Deletion constructions of symmetric 4-configurations. Part I.

Leah Wrenn Berman,Branko Grünbaum

Injective and non-injective realizations with symmetry

Bernd Schulze

On the Parity of p(n,3) and p_Ψ(n,3)

Mohamed El Bachraoui

Freiman's theorem for solvable groups

Terence Tao

Least-squares approximation by a tree distance

Ravindra B. Bapat

A characterization of the base-matroids of a graphic matroid

Francesco Maffioli,Norma Zagaglia Salvi

Strictly chained (p,q)-ary partitions

Laurent Imbert,Fabrice Philippe

Signed b-matchings and b-edge covers of strong product graphs

Changping Wang

Connected domination dot-critical graphs

Mustapha Chellali,Frédéric Maffray,Kamel Tablennehas

Some Ramsey theorems for finite n-colorable and n-chromatic graphs

Lionel Nguyen Van Thé

Bounds and constructions for n-e.c. tournaments

Anthony Bonato,Przemys？aw Gordinowicz,Pawe？ Pra？at

Homotopy types of independence complexes of forests

Kazuhiro Kawamura

Polytopes derived from sporadic simple groups

Michael Ian Hartley,Alexander Hulpke

Generalized CPR-graphs and applications

Daniel Pellicer,Asia Ivi？ Weiss

The Cops and Robber game on graphs with forbidden (induced) subgraphs

Gwena？l Joret,Marcin Kamiński,Dirk Oliver Theis

On the universal rigidity of generic bar frameworks

Abdo Y. Alfakih

On a theorem of G. D. Chakerian

Margarita Spirova

On the Hall-Janko graph with 100 vertices and the near-octagon of order (2,4)

An De Wispelaere,Hendrik Van Maldeghem

The sum-product phenomenon in arbitrary rings

Terence Tao

The search for N-e.c. graphs

Anthony Bonato

Computing holes in semi-groups and its applications to transportation problems

Raymond Hemmecke,Akimichi Takemura,Ruriko Yoshida

Weakly partitive families on infinite sets

Pierre Ille,Robert Woodrow

Results on permutations with distinct difference property

Jordan Bell,Qiang Wang

Classifying real Lehmer triples: a revived computation

Robert Juricevic

Another short proof of the Joni-Rota-Godsil integral formula for counting bipartite matchings

Erin E. Emerson,Peter Mark Kayll

Geometric realizations of special toroidal complexes

Branko Grünbaum,Lajos Szilassi

A local characterization of combinatorial multihedrality in tilings

Nikolai Dolbilin,Egon Schulte

{-1,2}-hypomorphy and hereditary hypomorphy coincide for posets

Youssef Boudabbous,Hamza Si Kaddour

Fractional illumination of convex bodies

Márton Naszódi

The distribution of polynomials over finite fields, with applications to the Gowers norms

Ben Green,Terence Tao

Preface

Gábor Korchmáros,Tamás Sz？nyi

Arcs in Desarguesian nets

Annalisa Beato,Giorgio Faina,Massimo Giulietti

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