### Boole’s Rings

- How to organize an equitable pre-CUMC conference for students July 23, 2019 Mike Pawliuk – Mathematics
- New notes online! July 22, 2019 Asaf Karagila
- Toy multiverses of set theory July 17, 2019 Victoria Gitman
- Computably saturated models of ZFC July 16, 2019 Victoria Gitman
- Rutgers MAMLS 2019 - TBA July 14, 2019 Sandra Müller

### Comments on Boole’s Rings

- Comment on Plenary talk, 16th International Congress of Logic, Methodology and Philosophy of Science and Technology, CLMPST 2019, Prague by gentzen August 13, 2019 Comments for Joel David Hamkins
- Comment on Plenary talk, 16th International Congress of Logic, Methodology and Philosophy of Science and Technology, CLMPST 2019, Prague by Joel David Hamkins August 13, 2019 Comments for Joel David Hamkins
- Comment on The foundation axiom and elementary self-embeddings of the universe by Ember Edison August 13, 2019 Comments for Joel David Hamkins
- Comment on Plenary talk, 16th International Congress of Logic, Methodology and Philosophy of Science and Technology, CLMPST 2019, Prague by gentzen August 11, 2019 Comments for Joel David Hamkins
- Comment on Plenary talk, 16th International Congress of Logic, Methodology and Philosophy of Science and Technology, CLMPST 2019, Prague by gentzen August 11, 2019 Comments for Joel David Hamkins

# Category Archives: Papers

## Reverse Mathematics of Matroids

This post is about the paper Reverse Mathematics of Matroids by Jeff Hirst and me. We look at basis theorems for countable vector spaces, countable graphs, and countable enumerated matroids. These three kinds of structures turn out to be extremely … Continue reading

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## 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

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