Tag Archives: Hadamard matrices

London Combinatorics Colloquia 2019

Posted on 11/05/2019 by

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 , , , , , , , | Leave a comment

10th birthday of MSG

Posted on 13/10/2014 by

Another event last week was the 10th anniversary talk in the Mathematics Study Group at South Bank University. This group was set up by Carrie Rutherford, whose photo is below (as well as a mathematician at South Bank, she is … Continue reading →

Posted in events, exposition, history | Tagged , , , , , | 1 Comment

Conference matrices

Posted on 10/10/2011 by

I’ve mentioned conference matrices a couple of times recently. On Friday I gave a talk about them, from basics (proof of Hadamard’s inequality) through to the most recent (an email last week from Will Orrick). The notes are here. It … Continue reading →

Posted in exposition, mathematics | Tagged , , | Leave a comment