• Groupoids and Steinberg Algebras 

      Clark, Lisa Orloff (2016-03-15)
      A groupoid is a generalisation of group in which composition is only partially defined. In first half of this talk, I will give an overview of groupoid theory and show how groupoids provide a unifying model for a number ...
    • Reconstruction of graded groupoids from graded Steinberg algebras 

      Ara, Pere (2016-05-19)
      We show how to reconstruct a graded ample Hausdorff groupoid with topologically principal neutrally-graded component from the ring structure of its graded Steinberg algebra over any commutative integral domain with 1, ...