Associate Professor in Pure Mathematics
+44 1865 273590
Address
University of Oxford
Andrew Wiles Building
Radcliffe Observatory Quarter
Woodstock Road
Oxford
OX2 6GG
Recent Publications:
On the growth of L2-invariants of locally symmetric spaces, II: exotic
invariant random subgroups in rank one
International Mathematics Research Notices
(11 May 2018)
Full text available
Some remarks on finitarily approximable groups
Journal de l'École polytechnique — Mathématiques
(16 January 2018)
Full text available
RANK, COMBINATORIAL COST, AND HOMOLOGY TORSION GROWTH IN HIGHER RANK LATTICES
DUKE MATHEMATICAL JOURNAL
issue 15
volume 166
page 2925-2964
(15 October 2017)
Full text available
Gradients of sequences of subgroups in a direct product
International Mathematics Research Notices
(9 October 2017)
Full text available
On the growth of $L^2$-invariants for sequences of lattices in Lie
groups
Annals of Mathematics
(12 April 2017)
Full text available
Research Interests:
Asymptotic behaviour of invariants of finite or infinite groups, for example expansion, word width, growth of rank or Betti numbers.
Teaching:
C2.3 Lie algebras and B2.2 Commutative Algebra
Prizes, Awards, and Scholarships:
Whitehead prize of the London Mathematical Society, 2007.