1. Gaps in the Cardinalities of Row Spaces of Boolean Matrices

   • Hong Shaofang

   Pages: 158 - 186

2. On Separative Ordered Semigroups

   • Niovi Kehayopulu
   • Michael Tsingelis

   Pages: 187 - 196

3. On Similarity to Contraction Semigroups in Hilbert Space

   • Quôc-Phóng Vu
   • Fuyuan Yao

   Pages: 197 - 204

4. The Similarity Problem for Bounded Analytic Semigroups on Hilbert Space

   • Christian LeMerdy

   Pages: 205 - 224

5. Modeling Literal Morphisms by Shuffle

   • Z. Ésik
   • I. Simon

   Pages: 225 - 227

6. Semigroups with the Congruence Extension Property

   • Xilin Tang

   Pages: 228 - 264

7. Finite Monoids of Hypersubstitutions of Type τ = (2)

   • K. Denecke
   • J. Koppitz

   Pages: 265 - 275

8. Linearly Compact Semigroup Rings

   • A.V. Klyushin
   • I.B. Kozhukhov

   Pages: 276 - 287

9. Universal Semigroups in Additive Utility

   • J.C. Candeal
   • J.R. De Miguel
   • E. Induráin

   Pages: 288 - 296