Category Archives: Uncategorized

RA position in St Andrews

Posted on 16/05/2018 by

We are looking for a postdoctoral research assistant on the project “Bi-synchronizing automata, outer automorphism groups of Higman–Thompson groups, and automorphisms of the shift”. The Principal Investigator is Collin Bleak; I am the co-I. The project involves an interesting mix … Continue reading →

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arXiv search

Posted on 21/04/2018 by

I check the links on my web page from time to time. Yesterday, I checked the links to my arXiv papers, and was a bit surprised to get a message that “this search method is deprecated”. It took a little … Continue reading →

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Another Cameron–Erdős problem solved

Posted on 28/03/2018 by

In 1990, Paul Erdős and I published a paper on the topic of counting subsets of the first n natural numbers satisfying some restriction. The case we worked hardest on, and which attracted the most interest (it has its own … Continue reading →

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News

Posted on 27/02/2018 by

I have been elected a Fellow of the Royal Society of Edinburgh. You can find the press release here.

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Equitable partitions of Latin square graphs

Posted on 06/02/2018 by

On our recent trip to Shanghai, Rosemary Bailey and I met Sergey Goryainov, who gave a talk about some joint work with his supervisor Alexander Gavrilyuk at the International Workshop on Bannai–Ito Theory in Hangzhou. I mentioned it in my … Continue reading →

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4913

Posted on 02/02/2018 by

The world is more mysterious than I realised. Before reading on, do you know the mysterious property of 4913? As regulars here know, I am a Linux user. My favourite editor is one found on every unix machine, namely vi. … Continue reading →

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Spot the difference

Posted on 22/01/2018 by

I arrived back at my desk in St Andrews today and looked at my mail. It included newsletters from both the London Mathematical Society and the European Mathematical Society. The LMS newsletter told me, 2018 will be the Year of … Continue reading →

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