Prof. Cornelia Drutu

PhD, Habilitation

Status

Academic Faculty

Professor of Mathematics

Contact form

https://people.maths.ox.ac.uk/drutu/

+44 1865 273562

ORCID iD

https://orcid.org/0000-0003-3466-8124

Research groups

Address
Mathematical Institute
University of Oxford
Andrew Wiles Building
Radcliffe Observatory Quarter
Woodstock Road
Oxford
OX2 6GG

Highlighted books

Geometric group theory Druţu, C Kapovich, M (28 Mar 2018)

Recent publications

Higher dimensional divergence for mapping class groups

Behrstock, J Drutu, C Groups, Geometry, and Dynamics (07 May 2019) http://arxiv.org/abs/1305.2994v4

DIVERGENCE IN LATTICES IN SEMISIMPLE LIE GROUPS AND GRAPHS OF GROUPS (vol 362, pg 2451, 2010)

Drutu, C Mozes, S Sapir, M TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY volume 370 issue 1 749-754 (Jan 2018) http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000414149300025&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=4fd6f7d59a501f9b8bac2be37914c43e

Median geometry for spaces with measured walls and for groups

Chatterji, I Druţu, C (01 Aug 2017) http://arxiv.org/abs/1708.00254v2

Divergence, thick groups, and short conjugators

Behrstock, J Drutu, C Illinois Journal of Mathematics (06 Nov 2015) http://arxiv.org/abs/1110.5005v1

Addendum: Median structures on asymptotic cones and homomorphisms into mapping class groups

Drutu Badea, C Behrstock, J Sapir, M Proc. Lond. Math. Soc. volume 102 issue 3 555-562 (2011)

Research interests

Geometric group theory, ergodic theory, applications to number theory

Major / recent publications

C. Drutu, J. Mackay, Random groups, random graphs and eigenvalues of p-Laplacians, Adv. Math. 341 (2019), 188--254.

C. Drutu, P. Nowak, Kazhdan projections, random walks and ergodic theorems, to appear in Journal fur die reine und angewandte Mathematik (Crelle's Journal), online version available https://www.degruyter.com/view/j/crll.ahead-of-print/crelle-2017-0002/c…

Highlighted publications

Random groups, random graphs and eigenvalues of p-Laplacians

Drutu, C Mackay, J Advances in Mathematics (30 Oct 2018) http://arxiv.org/abs/1607.04130v2

Geometry of infinitely presented small cancellation groups, Rapid Decay
and quasi-homomorphisms

Arzhantseva, G Drutu, C Canadian Journal of Mathematics (21 Aug 2018) http://arxiv.org/abs/1212.5280v2

Combinatorial higher dimensional isoperimetry and divergence

Behrstock, J Drutu, C Journal of Topology and Analysis (03 Nov 2017) http://arxiv.org/abs/1507.01518v1

Kazhdan projections, random walks and ergodic theorems

Drutu Badea, C Nowak, P Journal für die reine und angewandte Mathematik volume 2019 issue 754 49-86 (18 Mar 2017)

Median structures on asymptotic cones and homomorphisms into mapping
class groups

Behrstock, J Drutu, C Sapir, M Proc. Lond. Math. Soc. volume 102 issue 3 503-554 (29 Oct 2008) http://arxiv.org/abs/0810.5376v4

Kazhdan and Haagerup properties from the median viewpoint

Chatterji, I Drutu, C Haglund, F Adv. Math. volume 225 issue 2 882-921 (29 Apr 2007) http://arxiv.org/abs/0704.3749v4

Prizes, awards, and scholarships

Whitehead Prize 2009

Preferred address

Mathematical Institute Andrew Wiles Building University of Oxford Radcliffe Observatory Quarter Woodstock Road Oxford OX2 6GG, United Kingdom