On a property of superposition of the generating functions ln(1/(1-F(x)))

On a quasi-ordering on Boolean functions

On a question of Bourgain about geometric incidences

On a question of Erdos and Ulam

On a question on graphs with rainbow connection number 2

On a reciprocity law for finite multiple zeta values

On a sequence related to the Josephus problem

On a set-theoretic invariant

On a sparse random graph with minimum degree {three}: Likely Posa's sets are large

On a Speculated Relation Between Chvátal-Sankoff Constants of Several Sequences

On a strange observation in the theory of the dimer problem

On a Subposet of the Tamari Lattice

On a sumset problem for integers

On a theorem of Brion

On a theorem of Schoen and Shkredov on sumsets of convex sets

On a Theorem of Sewell and Trotter

On a topological fractional Helly theorem

On a {K_4,K_{2,2,2}}-ultrahomogeneous graph

On abelian $(2^{2m+1}(2^{m-1}+1), 2^m(2^m+1), 2^m)$-difference sets

On abelian and additive complexity in infinite words