Skip to content

MAA

Seminar

Approximation in difference valuation rings

Belair, L (UQAM)
Wednesday 02 March 2005, 16:00-17.30

Seminar Room 1, Newton Institute

Abstract

I will discuss a result analogous to a theorem of Greenberg on an approximation property in henselian discrete valuation rings, but for polynomial equations involving also a fixed automorphism. In the case of Witt vectors and their Frobenius, a nullstellensatz for these equations can be deduced.

Back to top ∧