Complexit\'e des bor\'eliens \`a coupes d\'enombrables
Logic
2007-10-02 v1 General Topology
Abstract
We give, for each level of complexity L, a Hurewicz-like characterization of the Borel subsets with countable sections of a product of two Polish spaces that cannot become in L by changing the two Polish topologies.
Keywords
Cite
@article{arxiv.0710.0134,
title = {Complexit\'e des bor\'eliens \`a coupes d\'enombrables},
author = {Dominique Lecomte},
journal= {arXiv preprint arXiv:0710.0134},
year = {2007}
}