A. A. Bagan (Dolgoprudny)
Defect of an admissible octahedron in a centering obtained by adding rational vectors to an integer lattice
Peter Bundschuh (Koln), Vladimir G. Chirskii (Moscow)
Estimating polynomials over Zp at points from Cp
M. D. Monina (Khabarovsk)
Three-term identity for products of Jacobi theta functions of one or two variables
Oleg R. Musin (Brownsville, Moscow)
Sperner type lemma for quadrangulations
Paul Pollack (Athens)
On relatively prime amicable pairs
Oliver Roche-Newton (Linz), Dmitry Zhelezov (Gothenburg)
A bound on the multiplicative energy of a sum set and extremal sum-product problems