Brauer groups, Hopf algebras and Galois theory: By Stefaan Caenepeel. Kluwer Academic Publishers, Dordrecht, The Netherlands. (1998). 488 pages. $197.00, NLG 345.00, GBP 118.00

Algebraic model theory: Edited by Bradd

Algebraic model theory: Edited by Bradd T. Hart, Alistair H. Lachlan, and Matthew A. Valeriote. Kluwer Academic Publishers, Dordrecht, The Netherlands. (1997). 277 pages. NLG 210.00, $124.00, GBP 76.00

📂 Article 📅 1998 🏛 Elsevier Science 🌐 English ⚖ 251 KB

Preface. 1. Introductory concepts and fixed point theorems. 2. Ky Fan's best approximation theorem. 3. Principle and applications of KKM-maps. 4. Partitions of unity and applications. 5. Application of tied points to approximation theory. Bibliography.