Finite u Invariant and Bounds on Cohomology Symbol Lengths

Autor:	Saltman, David J
Rok vydání:	2011
Předmět:	Mathematics - Algebraic Geometry Mathematics - Commutative Algebra Mathematics - Rings and Algebras 12G05
Druh dokumentu:	Working Paper
Popis:	In this note we answer a question of Parimala's, showing that fields with finite $u$ invariant have bounds on the symbol lengths in their $\mu_2$ cohomology in all degrees.
Databáze:	arXiv
Externí odkaz:	http://arxiv.org/abs/1111.6548 Zobrazit plný text záznamu View this record from Arxiv