Open--constructible functions
General Topology
2014-01-14 v2
Abstract
We prove that if a continuous function takes open sets into elements of the Boolean algebra generated by open and closed subsets in , then there exist such that is open on every and cover
Keywords
Cite
@article{arxiv.1302.1979,
title = {Open--constructible functions},
author = {Alexey Ostrovsky},
journal= {arXiv preprint arXiv:1302.1979},
year = {2014}
}