Thomas Jahn

activity

20162021

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Showing 2016Show all

2 papers · 1 filter

math.AG2016

Tate Conjecture and Higher Brauer Groups of Abelian Varieties in Characteristic Zero

Thomas Jahn

Let $A$ be an abelian variety over a field finitely generated over $Q$ . We show that the finiteness of the $ℓ$ -primary torsion subgroup of the higher Brauer group is a…

math.MG2016

Is a complete, reduced set necessarily of constant width?

René Brandenberg, Bernardo González Merino, Thomas Jahn +1

Is it true that a convex body $K$ being complete and reduced with respect to some gauge body $C$ is necessarily of constant width, that is, satisfies $K - K = ρ (C - C)$ for some $ρ > 0$ ? W…