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# Tag Archives: Ramsey theory

## BCC at Birmingham, days 1-3

This week I am in Birmingham for the British Combinatorial Conference. The organisation of the conference is outstanding. For one small example, yesterday, fifteen minutes before the Business Meeting was due to start, the Chairman noticed that we didn’t have … Continue reading

Posted in events
Tagged ADE diagrams, Henson graphs, independence polynomial, Ramsey theory, random permutations, skew Young tableaux
1 Comment

## London Combinatorics Colloquia 2019

In London last week for the two combinatorics colloquia, at Queen Mary and LSE. The weather was unusually grey and rainy; it seems in retrospect that it is almost always fine and sunny for this event, but I know that … Continue reading

Posted in events, exposition
Tagged 1-factorisations, Hadamard matrices, model theory, Ramsey theory, Regularity Lemma, Schur's theorem, stability, topology
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## Dugald Macpherson’s birthday meeting

Still catching up on the backlog: last week I was in Edinburgh for a meeting at ICMS for Dugald Macpherson’s birthday. The ICMS has just moved to new premises at the top of the University of Edinburgh’s new Bayes Centre, … Continue reading

## London Combinatorics Colloquia

The second speaker at this year’s Queen Mary colloquium, János Pach, said at the start of his talk that he first came to Britain as a backpacker some years ago; at that time he never imagined that by now there … Continue reading

Posted in events
Tagged discrepancy, flows, Glauber dynamics, induced subgraphs, percolation, Ramsey theory, random walk, tilings
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## Permutation groups and transformation semigroups

When I first decided to apply to the LMS to run a Durham symposium on Permutation Groups and Transformation Semigroups, I had a fairly clear idea of what I wanted: topics (both finite and infinite) where the techniques and results … Continue reading

## BCC in Warwick

Time is running out to register for the British Combinatorial Conference in Warwick. The closing date is 15 June. So I am repeating the announcement from the BCC website here. The 25th British Combinatorial Conference takes place from 6 to … Continue reading

## Busy times, 9: Beyond the limit in St Petersburg

Anatoly Vershik is a universal mathematician, with influential work in asymptotic combinatorics, groups and group actions, probability, mathematical physics, and many other areas. This week, I was in St Petersburg for a conference with the wonderful title “Representations, Dynamics, Combinatorics: … Continue reading

Posted in events, exposition, mathematics
Tagged Anatoly Vershik, asymptotic combinatorics, Ramsey theory, St Petersburg, string theory
6 Comments