Matemática

Integration in non-archimedean real closed fields with archimedean value group (part 3)

Mário Edmundo
CMAF-CIO, Universidade de Lisboa

Abstract: In this seminar we present (some of) the recent the work of Tobias Kaiser (Univ. Passau) establishing, for the categories of semi-algebraic functions, globally sub-analytic functions and more generally constructible functions on non archimedean real closed fields with archimedean value group, a full Lebesgue like integration theory.

Compactification of Character Varieties

Sean Lawton
George Mason University - U.S.A.

Abstract: In this talk we will first discuss a general procedure for compactifying G-character varieties of discrete groups, where G is a semisimple algebraic group of adjoint type over an algebraically closed field. We will then discuss various properties of this compactification in special cases of the discrete group. This work is in collaboration with Dan Ramras and Indranil Biswas.

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