2 papers
math.AG2024
Central motives on parahoric flag varieties
Robert Cass, Thibaud van den Hove, Jakob Scholbach
We construct a refinement of Gaitsgory's central functor for integral motivic sheaves, and show it preserves stratified Tate motives. Towards this end, we develop a reformulation o…
math.RA2021
A classification of ideals in Steinberg and Leavitt path algebras over arbitrary rings
Simon W. Rigby, Thibaud van den Hove
We give a one-to-one correspondence between ideals in the Steinberg algebra of a Hausdorff ample groupoid , and certain families of ideals in the group algebras of isotropy grou…