Results 21 to 26 of about 954,262 (26)

Digital Shy Maps [PDF]

arXiv, 2016
We study properties of shy maps in digital topology.
arxiv  

Continuous selections with respect to extension dimension [PDF]

arXiv, 1999
The paper is devoted to generalization of well-known Michael's Selection theorem on the case of extension dimension.
arxiv  

Relations that preserve compact filters [PDF]

Applied General Topology, 8(2):171-185, 2007, 2010
Many classes of maps are characterized as (possibly multi-valued) maps preserving particular types of compact filters.
arxiv  

A product theorem for a general accumulation property [PDF]

arXiv, 2011
We characterize the situations in which certain accumulation properties of topological spaces are preserved under taking products.
arxiv  

Cofinal types and topological groups [PDF]

arXiv
The purpose of this note is to start the systematic analysis of cofinal types of topological groups.
arxiv  

On self-homeomorphisms of the Macías space [PDF]

arXiv
In this paper, we study some properties of self-homeomorphisms on the Mac\'ias topology over $\mathbb{N}$, and we demonstrate that this space is not topologically rigid.
arxiv