1. Some key problems on finite semigroups

   • Jorge Almeida

   Problem 16 November 2001 Pages: 159 - 179

2. Problems and algorithms for affine semigroups

   • Winfried Bruns
   • Joseph Gubeladze
   • Ngô Viêt Trung

   Problem 07 November 2001 Pages: 180 - 212

3. Some open problems in the structure theory of regular semigroups

   • Mária B. Szendrei

   Problem 16 November 2001 Pages: 213 - 223

4. Some open problems concerning relatively free and free profinite semigroups

   • M. V. Volkov

   Problem 17 December 2001 Pages: 224 - 235

5. A classification of the maximal idempotent-generated subsemigroups of finite singular semigroups

   • Taijie You
   • Xiuliang Yang

   Research Article 07 November 2001 Pages: 236 - 242

6. Factoring of positive definite functions on semigroups

   • Torben Maack Bisgaard

   Research Article 01 October 2001 Pages: 243 - 264

7. Factoring of positive definite functions: A counterexample based on an extension theorem

   • Torben Maack Bisgaard

   Research Article 01 October 2001 Pages: 265 - 288

8. Idempotent semirings with a commutative additive reduct

   • Xianzhong Zhao

   Research Article 24 October 2001 Pages: 289 - 296

9. Small inherently nonfinitely based finite semigroups

   • Marcel Jackson

   Research Article 29 August 2001 Pages: 297 - 324

10. Partial kernel normal systems in regular semigroups

    • Yong He

    Short Note 16 November 2001 Pages: 325 - 328

11. Holomorphy and Convexity in Lie Theory

    • Joachim Hilgert

    BookReview 07 December 2002 Pages: 329 - 332

12. Completely regular semigroups

    • Peter G. Trotter

    BookReview 07 November 2001 Pages: 333 - 336