Tag Archives: amenability

Permutation groups and transformation semigroups

Posted on 31/07/2015 by

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 →

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Intersecting spheres

Posted on 29/05/2013 by

Sometimes the real world and the blogosphere intersect, as they did yesteray. Yemon Choi, from Saskatchewan, whose blog Since it is not … has been on my sidebar for quite some time and has survived my occasional culls, gave a … Continue reading →

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London Combinatorics Colloquia, 2

Posted on 20/05/2013 by

It’s that time of year again, and while I miss the buttercups in Reading, we had as usual a feast of interesting mathematics and a large and enthusiastic audience. It was a bit more tightly focussed than I would have … Continue reading →

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