On the structure of the adjacency matrix of the line digraph of a regular digraph
On the structure of the h-vector of a paving matroid
On the Sum Neccesary to Ensure that a Degree Sequence is Potentially H-Graphic
On the sum of k largest singular values of graphs and matrices
On the Sum of the Heights of Sturmian Factors
On the sum of the squared multiplicities of the distances in a point set over finite fields
On the super connectivity of Kronecker products of graphs
On the superimposition of Christoffel words
On the support of the free Lie algebra: the Schützenberger problems
On the symmetry classes of the first covariant derivatives of tensor fields
On the symmetry of ascents and descents over 01-fillings of moon polyominoes
On the symmetry of the partition function of some square ice models
On the S_n-module structure of the noncommutative harmonics
On the t-Term Rank of a Matrix
On the testability and repair of hereditary hypergraph properties
On the theorem of Duminil-Copin and Smirnov about the number of self-avoiding walks in the hexagonal lattice
On the theta number of powers of cycle graphs
On the Three Colorability of Planar Graphs
On the three-rowed skew standard Young tableaux
On the threshold for k-regular subgraphs of random graphs