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math.GN2017
On a certain generalization of -spaces
Martin Doležal, Warren B. Moors
We present a simple generalization of -spaces introduced by G. Gruenhage. We show that this generalization leads to a strictly larger class of topological spaces which we call $…
math.GN2011
Wijsman Hyperspaces: Subspaces and Embeddings
Jiling Cao, Heikki J. K. Junnila, Warren B. Moors
In this paper, topological properties of Wijsman hyperspaces are investigated. We study the existence of isolated points in Wijsman hyperspaces. We show that every Tychonoff space…