Countable quasicontinuous domains are quasialgebraic
Published: Oct 30, 2025
Last Updated: Oct 30, 2025
Authors:Xiaoquan Xu
Abstract
We prove that every quasicontinuous domain that fails to be quasialgebraic admits the unit interval [0, 1] as its monotone Lawson-continuous image. As a result, every countable quasicontinuous domain is quasialgebraic.