Clopen realcompactification of a mapping

Takesi Isiwata

Vol. 119 (1985), No. 1, 153–158

DOI: 10.2140/pjm.1985.119.153

Abstract

In this note, we give a necessary and sufficient condition on φ : X → Y for vφ to be an open perfect mapping of vX onto vY and other related results.

Mathematical Subject Classification 2000

Primary: 54C05

Secondary: 54D35

Milestones

Received: 18 August 1983

Revised: 28 October 1983

Published: 1 September 1985