1. Clones with finitely many relative \({\mathcal {R}}\) -classes

   • Erkko Lehtonen
   • Ágnes Szendrei

   OriginalPaper 25 March 2011 Pages: 109 - 159

2. Galois theory and commutators

   • Tomas Everaert
   • Tim Van der Linden

   OriginalPaper 25 March 2011 Pages: 161 - 177

3. Relative universality and universality obtained by adding constants

   • Marie Demlová
   • Václav Koubek
   • Jiří Sichler

   OriginalPaper 25 March 2011 Pages: 179 - 184

4. There exist subdirectly irreducible commutative basic algebras of an arbitrary infinite cardinality which are not MV-algebras

   • Michal Botur
   • Ivan Chajda

   OriginalPaper 25 March 2011 Pages: 185 - 192

5. Mal’cev algebras with supernilpotent centralizers

   • Peter Mayr

   OriginalPaper 25 March 2011 Pages: 193 - 211