A second-countable space is a topological space whose topology has a countable base.
Practice this concept with exercises
1 / 2
Soit un espace à base dénombrable, et un sous-espace de .
Est-ce que est nécessairement à base dénombrable ?
Problems using this concept (0)
No listed problems link to this concept yet.
Problems using this concept (spoiler) (0)
No listed problems use this concept as a spoiler yet.