Two remarks concerning balanced matroids
Two remarks on the Burr-Erdos conjecture
Two results on domino and ribbon tableaux
Two results on the digraph chromatic number
Two results on tilings of quadriculated annuli
Two short proofs of the bounded case of S.B. Rao's degree sequence conjecture
Two variants of Wythoff's game preserving its P-positions
Two-batch liar games on a general bounded channel
Two-Color Babylon
Two-connected graphs with prescribed three-connected components
Two-Dimensional Patterns with Distinct Differences -- Constructions, Bounds, and Maximal Anticodes
Two-dimensional quantum random walk
Two-player envy-free multi-cake division
Type-B generalized triangulations and determinantal ideals
Type-II Matrices and Combinatorial Structures
U-turn Alternating Sign Matrices, Symplectic Shifted Tableaux and Their Weighted Enumeration
ULD-Lattices and Delta-Bonds
Umbral presentations for polynomial sequences
Un déterminant reproduisant
Un invariant remarquable des polytopes simples