nLab
codense subspace

Contents

Context

Topology

topology (point-set topology, point-free topology)

see also differential topology, algebraic topology, functional analysis and topological homotopy theory

Introduction

Basic concepts

Universal constructions

Extra stuff, structure, properties

Examples

Basic statements

Theorems

Analysis Theorems

topological homotopy theory

Contents

Definition

Given a topological space XX, a subspace YY of XX is codense if for each closed nonempty subset, AA, of XX, AYA \cap Y \neq \emptyset.

Created on January 29, 2019 at 04:24:08. See the history of this page for a list of all contributions to it.