JAN OKNINSKI is an Assistant Professor at Warsaw University, Warsaw, Poland. The author or coauthor of several papers in the areas of ring theory, semigroup rings, and semigroups, he is a member of the Polish Mathematical Society and American Mathematical Society. He received the M.Sc. (1977) and Ph.D. (1982) degrees in mathematics from Warsaw University.

• Preface -- Part I. Semigroups and Their Algebras -- 1. Completely 0-Simple and Linear Semigroups -- 2. Semigroups with Finiteness Conditions -- 3. Weakly Periodic Semigroups -- 4. Semigroup Algebras: General Results and Techniques -- 5. Munn Algebras -- 6. Gradations -- Part II. Semigroup Algebras of Cancellative Semigroups -- 7. Groups of Fractions -- 8. Semigroups of Polynomial Growth -- 9. ����-Methods -- 10. Unique- {Two-Unique-Product Semigroups -- 11. Subsemigroups of Polycyclic-by-Finite Groups -- Part III. Finiteness Conditions -- 12. Noetherian Semigroup Algebras -- 13. Spectral Properties -- 14. Descending Chain Conditions -- 15. Regular Algebras -- 16. Self-Injectivity -- 17. Other Finiteness Conditions: A Survey -- Part rv. Semigroup Algebras Satisfying Polynomial Identities -- 18. Preliminaries on PI-Algebras -- 19. Semigroups Satisfying Permutational Property -- 20. PJ-Semigroup Algebras -- 21. The Radical -- 22. Prime PI-Algebras -- 23l Dimensions -- 24l Monomial Algebras -- 25l Azumaya Algebras -- Part V. Problems -- References -- Index.

JAN OKNINSKI is an Assistant Professor at Warsaw University, Warsaw, Poland. The author or coauthor of several papers in the areas of ring theory, semigroup rings, and semigroups, he is a member of the Polish Mathematical Society and American Mathematical Society. He received the M.Sc. (1977) and Ph.D. (1982) degrees in mathematics from Warsaw University.

• Preface -- Part I. Semigroups and Their Algebras -- 1. Completely 0-Simple and Linear Semigroups -- 2. Semigroups with Finiteness Conditions -- 3. Weakly Periodic Semigroups -- 4. Semigroup Algebras: General Results and Techniques -- 5. Munn Algebras -- 6. Gradations -- Part II. Semigroup Algebras of Cancellative Semigroups -- 7. Groups of Fractions -- 8. Semigroups of Polynomial Growth -- 9. ����-Methods -- 10. Unique- {Two-Unique-Product Semigroups -- 11. Subsemigroups of Polycyclic-by-Finite Groups -- Part III. Finiteness Conditions -- 12. Noetherian Semigroup Algebras -- 13. Spectral Properties -- 14. Descending Chain Conditions -- 15. Regular Algebras -- 16. Self-Injectivity -- 17. Other Finiteness Conditions: A Survey -- Part rv. Semigroup Algebras Satisfying Polynomial Identities -- 18. Preliminaries on PI-Algebras -- 19. Semigroups Satisfying Permutational Property -- 20. PJ-Semigroup Algebras -- 21. The Radical -- 22. Prime PI-Algebras -- 23l Dimensions -- 24l Monomial Algebras -- 25l Azumaya Algebras -- Part V. Problems -- References -- Index.

JAN OKNINSKI is an Assistant Professor at Warsaw University, Warsaw, Poland. The author or coauthor of several papers in the areas of ring theory, semigroup rings, and semigroups, he is a member of the Polish Mathematical Society and American Mathematical Society. He received the M.Sc. (1977) and Ph.D. (1982) degrees in mathematics from Warsaw University.

• Preface -- Part I. Semigroups and Their Algebras -- 1. Completely 0-Simple and Linear Semigroups -- 2. Semigroups with Finiteness Conditions -- 3. Weakly Periodic Semigroups -- 4. Semigroup Algebras: General Results and Techniques -- 5. Munn Algebras -- 6. Gradations -- Part II. Semigroup Algebras of Cancellative Semigroups -- 7. Groups of Fractions -- 8. Semigroups of Polynomial Growth -- 9. ����-Methods -- 10. Unique- {Two-Unique-Product Semigroups -- 11. Subsemigroups of Polycyclic-by-Finite Groups -- Part III. Finiteness Conditions -- 12. Noetherian Semigroup Algebras -- 13. Spectral Properties -- 14. Descending Chain Conditions -- 15. Regular Algebras -- 16. Self-Injectivity -- 17. Other Finiteness Conditions: A Survey -- Part rv. Semigroup Algebras Satisfying Polynomial Identities -- 18. Preliminaries on PI-Algebras -- 19. Semigroups Satisfying Permutational Property -- 20. PJ-Semigroup Algebras -- 21. The Radical -- 22. Prime PI-Algebras -- 23l Dimensions -- 24l Monomial Algebras -- 25l Azumaya Algebras -- Part V. Problems -- References -- Index.