Balls on the lawn.
Baron Münchhausen redeems himself: bounds for a coin-weighing puzzle.
Basic calculus of signed permutations. II: Finite analogues of Bessel functions. (Calcul basique des permutations signées. II: Analogues finis des fonctions de Bessel.)
Basic hypergeometric identities: An introductory revisiting through the Carlitz inversions.
Baxter permutations and plane bipolar orientations.
Baxter permutations. (Permutations de Baxter.)
Bell and Stirling numbers for graphs.
Bell polynomials and degenerate stirling numbers
Bender's generalized q-binominal Vandermonde convolution.
BG-ranks and 2-cores.
Bicoloured Dyck paths and the contact polynomial for non-intersecting paths in a half-plane lattice.
Bijection between bigrassmannian permutations maximal below a permutation and its essential set.
Bijections and congruences for generalizations of partition identities of Euler and Guy.
Bijections for hook pair identities.
Bijective counting of tree-rooted maps and shuffles of parenthesis systems.
Bijective proofs for Schur function identities which imply Dodgson's condensation formula and Plücker relations.
Bijective proofs of identities from colored binary trees.
Bijective proofs of parity theorems for partition statistics.
Bijective recurrences concerning Schröder paths.
Billiard complexity in the hypercube
We consider the billiard map in the hypercube of . We obtain a language by coding the billiard map by the faces of the hypercube. We investigate the complexity function of this language. We prove that is the order of magnitude of the complexity.