### Boole’s Rings

- The Hrushovski extension property – Ramsey DocCourse Prague 2016 December 7, 2016 Mike Pawliuk
- The oddities of class forcing December 6, 2016 Victoria Gitman
- There are no nondegenerate regular polygons in the integer lattice, except for squares December 4, 2016 Joel David Hamkins
- Some new pages on Laver tables. November 30, 2016 Joseph Van Name
- Mathematical logic, GC Math 712, Spring 2017 November 26, 2016 Joel David Hamkins

### Comments on Boole’s Rings

- Comment on The oddities of class forcing by Neil Barton December 7, 2016 Comments for Victoria Gitman
- Comment on The oddities of class forcing by Neil Barton December 7, 2016 Comments for Victoria Gitman
- Comment on There are no nondegenerate regular polygons in the integer lattice, except for squares by Joel David Hamkins December 6, 2016 Comments for Joel David Hamkins
- Comment on The oddities of class forcing by Victoria Gitman December 6, 2016 Comments for Victoria Gitman
- Comment on The oddities of class forcing by Neil Barton December 6, 2016 Comments for Victoria Gitman

# Monthly Archives: January 2012

## An incompleteness theorem for β_{n} models

My first paper was “An incompleteness theorem for $\beta_n$ models” with Stephen Simpson [1]. It’s a short paper, but the idea is very pretty. We know that the incompleteness theorem implies there are strange models of arithmetic, but these models … Continue reading

Posted in Papers, Research
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## AMS/ASL Special Session on Alan Turing

I arrived home yesterday from the 2012 Joint Mathematics Meetings in Boston, where I was a co-organizer of the AMS/ASL Special Session on the Life and Legacy of Alan Turing. The talks were wonderful, and the session went very smoothly, … Continue reading

Posted in Meetings
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