Preprints

1. Ordinal Mind-Change Complexity of Learnability of Robson Ideals in Non-Commutative Rings, 2006.
2. Long Games on Positive Braids, 2006.
3. Classifying the phase transition threshold for the Canonical Ramsey theorem (with A. Weiermann).
4. Paris-Harrington Tautologies. (with N. Galesi and M. Lauria). Technical Report on ECCC, Oct. 2010.
5. The strength of Ramsey Theorem for coloring relatively large sets (arXiv). (with K.Zdanowski), Submitted.

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