Péter Varjú (20 December 1982 in Szeged) is a Hungarian mathematician that works in

harmonic analysis Harmonic analysis is a branch of mathematics concerned with the representation of Function (mathematics), functions or signals as the Superposition principle, superposition of basic waves, and the study of and generalization of the notions of Fo ...

and

ergodic theory Ergodic theory (Greek: ' "work", ' "way") is a branch of mathematics that studies statistical properties of deterministic dynamical systems; it is the study of ergodicity. In this context, statistical properties means properties which are expres ...

. He did his undergraduate studies at the University of Szeged and his doctoral studies at

Princeton University Princeton University is a private university, private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth, New Jersey, Elizabeth as the College of New Jersey, Princeton is the List of Colonial Colleges, fourth-oldest ins ...

, where he defended his thesis ''Random walks and spectral gaps in linear groups'' in 2011 under the supervision of Jean Bourgain. He works at the

University of Cambridge , mottoeng = Literal: From here, light and sacred draughts. Non literal: From this place, we gain enlightenment and precious knowledge. , established = , other_name = The Chancellor, Masters and Schola ...

. He studied the construction of expander graphs with number-theoretic methods involving

arithmetic group In mathematics, an arithmetic group is a group obtained as the integer points of an algebraic group, for example \mathrm_2(\Z). They arise naturally in the study of arithmetic properties of quadratic forms and other classical topics in number theor ...

s and questions about the uniform distribution of

random walk In mathematics, a random walk is a random process that describes a path that consists of a succession of random steps on some mathematical space. An elementary example of a random walk is the random walk on the integer number line \mathbb Z ...

s in arithmetic groups with Bourgain and in Euclidean isometries with

Elon Lindenstrauss Elon Lindenstrauss ( he, אילון לינדנשטראוס, born August 1, 1970) is an Israeli mathematician, and a winner of the 2010 Fields Medal. Since 2004, he has been a professor at Princeton University. In 2009, he was appointed to Profess ...

.Varju, Random walks in euclidean space
Annals of Mathematics, Band 181, 2015, pp. 243–301 He received the 2016 EMS Prize and the 2018

Whitehead Prize The Whitehead Prize is awarded yearly by the London Mathematical Society to multiple mathematicians working in the United Kingdom who are at an early stage of their career. The prize is named in memory of homotopy theory pioneer J. H. C. Whiteh ...

. He was also a Fulbright fellow.

References

External links

Homepage in Cambridge

Varju, Fulbright Fellow
Living people 1982 births People from Szeged 20th-century Hungarian mathematicians 21st-century Hungarian mathematicians Princeton University alumni Cambridge mathematicians {{europe-mathematician-stub