## The Ostrowski Prize

The Ostrowski prize is awarded every two years for the best achievements in pure mathematics and the theoretical foundations of numerical analysis. The prize is awarded by a foundation established by Alexander Markowich Ostrowski.

**1989**Louis de Branges

... for his proof of the Bieberbach conjecture.

**1991**Jean Bourgain

... for his work on ergodic theory.

**1993**Miklos Laczkovich (Hungary) and Marina Ratner

... for their work on Lie groups.

**1995**Andrew J Wiles

... for his proof of Fermat's Last Theorem.

**1997**Yuri V Nesterenko

... for his work on algebraic number theory.

**1997**Gilles I Pisier

... for his work on operator theory.

**1999**Alexander A Beilinson

... for his work on representation theory, arithmetic geometry, and modern mathematical physics.

**1999**Helmut H Hofer

... for his contributions to contact and symplectic geometry.

**2001**Henryk Iwaniec

... for his work on analytic number theory.

**2001**Peter Sarnak

... for his contributions to number theory and to questions of analysis motivated by number theory.

**2001**Richard L Taylor

... for his work on number theory, particularly his application of automorphic forms to arithmetic problems related to l-adic Galois representations.

**2003**Paul Seymour

... for his work on discrete mathematics.

**2005**Ben Green and Terence Tao

... for their exceptional achievements in the area of analytic and combinatorial number theory.

**2007**Oded Schramm

... for his fundamental contributions to conformal geometry, probability theory, and mathematical physics.

**2009**

Sorin Popa

for outstanding mathematical achievement in the field of operator algebras.

**2011**

Ib Madsen

... through his research and leadership has made a huge impact on the fields of geometry and topology.

**2011**

David Preiss

... is undoubtedly the leading researcher in the world in geometric measure theory.

**2011**

Kannan Soundararajan

... has produced a cornucopia of fundamental results in the last five years to go along with his brilliant earlier work.

**2013**

Yitang Zhang

... for his breakthrough work on small gaps between prime numbers.

**2015**

Peter Scholze

... for his breakthrough work in arithmetic algebraic geometry.