482 search results for “number theory” in the Public website

Faster number theory, safer cryptography
Developing a method to simplify polynomials in complex curves

Algebra, Geometry and Number Theory (MSc)
The master’s specialisation Algebra, Geometry and Number Theory at Leiden University is aimed at students who wish to acquire a profound knowledge of one of the areas within pure mathematics. There is a strong theme dealing with algebra and number theory as well as a strong theme dealing with topology…

Algebra, Geometry and Number Theory
The research of the Algebra, Geometry and Number Theory programme ranges from fundamental mathematical theory to algorithms and applications.

Algebra, Geometry and Number Theory
The research of the Algebra, Geometry and Number Theory cluster tries to bridge the gap between abstract theory and the world of algorithms and applications.

Marco Streng
Wiskunde en Natuurwetenschappen

Stefan van der Lugt
Wiskunde en Natuurwetenschappen

Concrete arithmetic between geometry and number theory
Bruin

Joost Batenburg
Wiskunde en Natuurwetenschappen

Bas Edixhoven
Wiskunde en Natuurwetenschappen

Hendrik Lenstra
Wiskunde en Natuurwetenschappen

Mima Stanojkovski
Wiskunde en Natuurwetenschappen

David Holmes
Wiskunde en Natuurwetenschappen

Peter Bruin
Wiskunde en Natuurwetenschappen

Ronald van Luijk
Wiskunde en Natuurwetenschappen

Enumerative arithmetic
This thesis consists of three chapters. Each chapter is on a different subject. However, all three chapters address issues that arise in counting arithmetically interesting objects.

Rosa Winter
Wiskunde en Natuurwetenschappen

Bart de Smit
Wiskunde en Natuurwetenschappen

JanHendrik Evertse
Wiskunde en Natuurwetenschappen

Robin de Jong
Wiskunde en Natuurwetenschappen

Torsion points on elliptic curves over number fields of small degree
Promotor: S.J. Edixhoven Copromotor: L. van Geemen, P. Parent

Ronald Cramer
Wiskunde en Natuurwetenschappen

Peter Stevenhagen
Wiskunde en Natuurwetenschappen

Martin Lubke
Wiskunde en Natuurwetenschappen

Martin Bright
Wiskunde en Natuurwetenschappen

M. Bhargava
Wiskunde en Natuurwetenschappen

Roland van der Veen
Wiskunde en Natuurwetenschappen

Abtien Javan Peykar
Wiskunde en Natuurwetenschappen

Rob Tijdeman
Wiskunde en Natuurwetenschappen

Topological aspects of rational points on K3 surfaces
Promotor: P. Stevenhagen, Copromotor: R.M. van Luijk

On padic decomposable form inequalities
Promotor: Prof.dr. P. Stevenhagen, JanHendrik Evertse, Copromotor: Pascal Autissier

Modular forms of weight one over finite fields
Promotor: S.J. Edixhoven

On the 16rank of class groups of quadratic number fields
Promotores: P. Stevenhagen, E. Fouvry (Univeriste Paris Saclay)

On continued fraction algorithms
Promotor: Robert Tijdeman, Copromotor: Cornelis Kraaikamp

Counting problems for number rings
Promotor: H.W. Lenstra

Inverse Jacobian and related topics for certain superelliptic curves
To an algebraic curve C over the complex numbers one can associate a nonnegative integer g, the genus, as a measure of its complexity.

Mathematician Peter Koymans wins KWG PhD prize
Leiden PhD student Peter Koymans has been declared ‘best mathematics PhD student’ by the Royal Dutch Mathematical Society (KWG). He received the prize at the Dutch Mathematical Congress (NMC) on 24 and 25 April. With his talk about his research into the CohenLenstra conjecture, Koymans left eleven…

On the amount of sieving in factorization methods
Promotoren: R. Tijdeman, A.K. Lenstra, Copromotor: H.J.J. te Riele

Julian Lyczak
Wiskunde en Natuurwetenschappen

Modular curves, Arakelov theory, algorithmic applications
Promotor: S.J. Edixhoven, Copromotor: R.S. de Jong

Bart de Smit appointed as professor Algebra and Number Theory
On Tuesday 15 September 2015, Bart de Smit has been appointed as professor of Algebra and Number Theory at the Mathematical Institute of Leiden University.

Fields Medal for Leiden Professor of Number Theory Manjul Bhargava
Leiden Professor of Number Theory Manjul Bhargava has been awarded a Fields Medal, widely regarded as the Nobel Prize for Maths. Bhargava is a professor in Princeton, and since 2010 has also been the holder of the Stieltjes chair in Leiden.

The unit residue group
The unit residue group, to which the present thesis is devoted, is defined using the normresidue symbol, which Hilbert introduced into algebraic number theory in 1897.

Gabriele Dalla Torre
Wiskunde en Natuurwetenschappen

Complex multiplication of abelian surfaces
Promotor: Peter Stevenhagen

Workshop on Algorithms in Number Theory and Arithmetic Geometry
Conference

Probability theory
The research programme Probability Theory focuses on probability theory and on operations research.

Universal adelic groups for imaginary quadratic number fields and elliptic curves
Promotor: Prof.dr. P. Stevenhagen & Prof.dr. K. Belabas (Univ. de Bordeaux)

On the randommatrix theory of Majorana fermions in topological superconductors
The thesis mainly contributes to the characterization of Majorana fermions as they appear in the Condensed Matter context.

Serge Fehr appointed as Professor Quantum information theory
As of 1 June, Serge Fehr has been appointed as Professor Quantum information theory at the Leiden Mathematical Institute (MI). Fehr is employed by Centrum Wiskunde & Informatica (CWI) and as of his appointment works one day a week at the MI. Fehr’s research is focused on quantum cryptology and will…

Full Professor in Artificial Intelligence and Data Theory
Medicine/LUMC, Science