This entry contains two theories. The first, Topology, develops the basic notions of general topology. The second, which can be viewed as a demonstration of the first, is called LList_Topology. It develops the topology of lazy lists.
BibTeX:
@article{Topology-AFP,
author = {Stefan Friedrich},
title = {Topology},
journal = {Archive of Formal Proofs},
month = apr,
year = 2004,
note = {\url{http://isa-afp.org/entries/Topology.shtml},
Formal proof development},
ISSN = {2150-914x},
}