News

1 May 2013: my paper with Kuhnt and Zwiernik on groups acting on Gaussian graphical models has just been accepted for Annals of Statistics.

Spring 2013: Robert Krone from GeorgiaTech is visiting for three months. Together with Anton Leykin and Rob Eggermont we aim to prove finiteness-up-to-symmetry results for certain infinite-dimensional toric varieties.

15 October 2012: the website of the CIME/CIRM course Combinatorial Algebraic Geometry, taking place from 10-15 June 2013 in Levico Terme, is up. Check it out!

1 September 2012: Emil Horobeţ from Babes-Bolyai university joins the group on the project Tensors of Bounded Rank.

23 January 2012: Tensors of Bounded Rank, an NWO free competition Ph.D. project proposal together with Monique Laurent and Siep Weiland has been awarded funding!

23 January 2012: Piotr Zwiernik is starting a Post-doc in the Vidi project.

1 September 2011: Rob Eggermont started his Ph.D. in the Vidi project.

2 March 2011: a manuscript with Johan P. de Jong on his Bachelor's project has been accepted for publication in the EMS Newsletter. See this page.

6 October 2010: A Vidi grant! See this page or this page or this page.

Links

Maths

arxiv

This is where everyone puts his preprints nowadays.

Zentralblatt MATH

Reviews of maths articles---up to three hits for non-members.

MathSciNet

Reviews of maths articles---only for (institutional) members.

PlanetMath

A quite reliable database of mathematical definitions, theorems, and proofs.

Encyclopaedia of mathematics

A large reference work on mathematics.

Markup

The Comprehensive TeX Archive Network

Anything you're looking for on TeX.

W3 schools

Tutorials on html, php, flash, etc.

Language

Cambridge dictionaries online

A very good collection of English dictionaries.

Common errors in English

(*)Find out what's wrong with the second sentence on this page.

Wortschatz Deutsch

An enourmous database of German sentences, along with some statistics.

Van Dale online

An important Dutch dictionary.

Taaladvies

Not sure about a Dutch phrase or grammatical construction? Visit this site.

Dictionare

A Romanian dictionary, and material for learning Romanian.

Bab.la

A collection of dictionaries.

Public transport

NS

The Dutch railway company.

9292ov

All of Dutch public transport in one planning tool.

DB

The German railway company---contains many timetables of other European countries, too.