Marianna Csörnyei (born October 8, 1975 in

Budapest Budapest is the Capital city, capital and List of cities and towns of Hungary, most populous city of Hungary. It is the List of cities in the European Union by population within city limits, tenth-largest city in the European Union by popul ...

) is a Hungarian

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

who works as a professor at the

University of Chicago The University of Chicago (UChicago, Chicago, or UChi) is a Private university, private research university in Chicago, Illinois, United States. Its main campus is in the Hyde Park, Chicago, Hyde Park neighborhood on Chicago's South Side, Chic ...

. She does research in real analysis, geometric measure theory, and geometric nonlinear

functional analysis Functional analysis is a branch of mathematical analysis, the core of which is formed by the study of vector spaces endowed with some kind of limit-related structure (for example, Inner product space#Definition, inner product, Norm (mathematics ...

. She proved the equivalence of the zero measure notions of infinite dimensional

Banach spaces In mathematics, more specifically in functional analysis, a Banach space (, ) is a complete normed vector space. Thus, a Banach space is a vector space with a metric that allows the computation of vector length and distance between vectors and ...

Education and career

Csörnyei received her doctorate from

Eötvös Loránd University Eötvös Loránd University (, ELTE, also known as ''University of Budapest'') is a Hungarian public research university based in Budapest. Founded in 1635, ELTE is one of the largest and most prestigious public higher education institutions in ...

in 1999, supervised by György Petruska. She was a professor at the Mathematics Department of

University College London University College London (Trade name, branded as UCL) is a Public university, public research university in London, England. It is a Member institutions of the University of London, member institution of the Federal university, federal Uni ...

between 1999 and 2011, and spent the 2009–2010 academic year at Yale University as visiting professor. Currently, she is at the

. She is contributing editor of the mathematical journal '' Real Analysis Exchange''.

Awards and honors

Csörnyei won a 2002

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. Whitehe ...

from the

London Mathematical Society The London Mathematical Society (LMS) is one of the United Kingdom's Learned society, learned societies for mathematics (the others being the Royal Statistical Society (RSS), the Institute of Mathematics and its Applications (IMA), the Edinburgh ...

and a

Royal Society Wolfson Research Merit Award The Royal Society Wolfson Fellowship, known as the Royal Society Wolfson Research Merit Award until 2020, is a 5 years fellowship awarded by the Royal Society since 2000. The scheme is described by the Royal Society as providing ''long-term flexib ...

that same year. She was also awarded the

Philip Leverhulme Prize The Philip Leverhulme Prize is awarded by the Leverhulme Trust to recognise the achievement of outstanding researchers whose work has already attracted international recognition and whose future career is exceptionally promising. The prize sche ...

for Mathematics and Statistics in 2008 for her work in geometric measure theory. She won a gold medal in the International Mathematics Olympiad. She was an invited sectional speaker at the

International Congress of Mathematicians The International Congress of Mathematicians (ICM) is the largest conference for the topic of mathematics. It meets once every four years, hosted by the International Mathematical Union (IMU). The Fields Medals, the IMU Abacus Medal (known before ...

in 2010. Csörnyei was selected to deliver the AWM-AMS

Noether Lecture The Noether Lecture is a distinguished lecture series that honors women "who have made fundamental and sustained contributions to the mathematical sciences". The Association for Women in Mathematics (AWM) established the annual lectures in 1980 as ...

at the 2022

Joint Mathematics Meetings The Joint Mathematics Meetings (JMM) is a mathematics conference hosted annually in early January by the American Mathematical Society (AMS). Frequently, several other national mathematics organizations also participate. From 1998 to 2020, the JMM ...

Seattle, Washington Seattle ( ) is the List of municipalities in Washington, most populous city in the U.S. state of Washington (state), Washington and in the Pacific Northwest region of North America. With a population of 780,995 in 2024, it is the List of Unit ...

. The title of her talk is ''The Kakeya needle problem for rectifiable sets''. She is included in a deck of playing cards featuring notable women mathematicians published by the Association of Women in Mathematics.

External links

Csörnyei's faculty page
at the University of Chicago

References

{{DEFAULTSORT:Csornyei, Marianna 1975 births Living people 21st-century Hungarian mathematicians 21st-century women mathematicians Mathematical analysts Academics of University College London Royal Society Wolfson Research Merit Award holders Whitehead Prize winners University of Chicago faculty Philip Leverhulme Prize winners