Definition:Separated Points
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Definition
Let $\struct {S, \tau}$ be a topological space.
Let $x, y \in S$ such that both of the following hold:
- $\exists U \in \tau: x \in U, y \notin U$
- $\exists V \in \tau: y \in V, x \notin V$
Then $x$ and $y$ are separated points.
Also see
Sources
- 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): separated points