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The topology at infinity of Coxeter groups and buildings

✍ Scribed by M. W. Davis; J. Meier


Publisher
European Mathematical Society
Year
2002
Tongue
English
Weight
297 KB
Volume
77
Category
Article
ISSN
0010-2571

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In this paper we construct, for any integers m and n, and 2 g m -1, infinitely many function fields K of degree m over F(T ) such that the prime at infinity splits into exactly g primes in K and the ideal class group of K contains a subgroup isomorphic to (Z/nZ) m-g . This extends previous results o