# Erdös Number

Thanks to Haim, my Erdös number is at most 3. Here is one route that connects me to Erdös:

Erdös, P. and Specker, E. P. (1961). On a theorem in the theory of relations and a solution of a problem of Knaster. *Colloquium Mathematicae*, 8:19–21.

Gaifman, H. and Specker, E. P. (1964). Isomorphism types of trees. *Proceedings of the American Mathematical Society*, 15(1):1–7.

Gaifman, H. and Liu, Y. (2015). Context-dependent utilities: a solution to the problem of constant acts in Savage. In van der Hoek, W., Holliday, W. H., and Wang, W. F., (ed.), *Logic, Rationality, and Interaction*, LNCS 9394, pages 90–101. Springer.