Sets with two associative operations

Artikel in diesem Heft

1. On stabilizability of evolution systems of partial differential equations on ℝn×[0,+∞) by time-delayed feedback controlsby time-delayed feedback controls
2. Rigidity and flexibility of virtual polytopes
3. Sets with two associative operations
4. Realization of primitive branched coverings over closed surfaces following the hurwitz approach
5. Standard monomials for q-uniform families and a conjecture of Babai and Frankl
6. On Macbeath-Singerman symmetries of Belyi surfaces with PSL(2,p) as a group of automorphisms
7. On the lattice of deductive systems of a BL-algebra
8. Solutions to the XXX type Bethe ansatz equations and flag varieties