Topological Spaces on Three Points
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A topological space can be defined as a pair , where
is a set of points and
(a topology) is a collection of subsets of
called open that satisfy four conditions:
Contributed by: S. M. Blinder (May 2018)
Open content licensed under CC BY-NC-SA
Snapshots
Details
Snapshot 1: fulfills the condition for a topology
Snapshot 2: is not a topology, since the subset
is missing
Snapshot 3: is not a topology, since the element
is missing
Reference
[1] Wikipedia. "Topological Space." (May 11, 2018) en.wikipedia.org/wiki/Topological_space.
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