Signatures of hermitian forms

Speaker: Dr. Thomas Unger (UCD)

Time: 4:00PM
Date: Wed 22nd September 2010

Location: Mathematical Sciences Seminar Room

Abstract
Let F be a formally real field, A a central simple F-algebra and σ an F-linear involution on A. I will describe how to compute signatures of hermitian forms defined over (A,σ) with respect to orderings on F and address a gap in the literature.
This is joint work with Vincent Astier.

(This talk is part of the K-Theory, Quadratic Forms and Number Theory series.)