Xiaoyong Xi

activity

20162026

most citedA complete Heyting algebra whose Scott space is non-sober

5 citations · 16 across the 22 of their papers we have counts for

collaborators

Showing 2020Show all

2 papers · 1 filter

math.GN2020

$ω$ -Rudin spaces, well-filtered determined spaces and first-countable spaces

Xiaoquan Xu, Chong Shen, Xiaoyong Xi +1

We investigate some versions of $d$ -space, well-filtered space and Rudin space concerning various countability properties. The main results include: (i) if the sobrification of a $…

math.GN2020★ 1 cited

On open well-filtered spaces

Chong Shen, Xiaoyong Xi, Xiaoquan Xu +1

We introduce and study a new class of $T_{0}$ spaces, called open well-filtered spaces. The main results we proved include (1) every well-filtered space is an open well-filtered spac…

ω-Rudin spaces, well-filtered determined spaces and first-countable spaces

On open well-filtered spaces

$ω$ -Rudin spaces, well-filtered determined spaces and first-countable spaces