### Boole’s Rings

- Brace(s) yourself April 19, 2018 Peter Krautzberger
- Infinite Sudoku and the Sudoku game April 17, 2018 Joel David Hamkins
- Conjugacy for homogeneous ordered graphs April 12, 2018 Samuel Coskey
- Kameryn J. Williams, PhD 2018, CUNY Graduate Center April 8, 2018 Joel David Hamkins
- Open Problems! April 8, 2018 Asaf Karagila

### Comments on Boole’s Rings

- Comment on Math for nine-year-olds: fold, punch and cut for symmetry! by Joel David Hamkins April 19, 2018 Comments for Joel David Hamkins
- Comment on Math for nine-year-olds: fold, punch and cut for symmetry! by Jen April 19, 2018 Comments for Joel David Hamkins
- Comment on Infinite Sudoku and the Sudoku game by Joel David Hamkins April 17, 2018 Comments for Joel David Hamkins
- Comment on Infinite Sudoku and the Sudoku game by Joel David Hamkins April 17, 2018 Comments for Joel David Hamkins
- Comment on Infinite Sudoku and the Sudoku game by Infinite Sudoku and the Sudoku game – Nevin Manimala’s Blog April 17, 2018 Comments for Joel David Hamkins

# 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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