Anti-Ramsey colorings of the rational numbers, part 1

יום ב', 21/10/2013 - 10:00

Lidor will present a proof of Baumgartner's theorem stating that there is a coloring of all pairs of rational numbers in coutnably many colors, in such a way that for any topological copy C of the rationals and any possible color k, there exists a pair in C that is colored with the desired color k.

Lecture notes