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indiscrete topology (Definition)

If $ X$ is a set and it is endowed with a topology defined by

$\displaystyle \tau=\{X,\emptyset\}$
then $ X$ is said to have the indiscrete topology.

Furthermore $ \tau$ is the coarsest topology a set can possess, since $ \tau$ would be a subset of any other possible topology. This topology gives $ X$ many properties:



"indiscrete topology" is owned by mathwizard. [ full author list (2) | owner history (1) ]
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Other names:  trivial topology, coarse topology
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Cross-references: metric, pseudometrizable, Hausdorff, metrizable, ultraconnected, hyperconnected, point, uncountable, arc, connected, path connected, continuous, function, sequentially compact, properties, subset, topology
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This is version 17 of indiscrete topology, born on 2002-06-19, modified 2006-08-22.
Object id is 3120, canonical name is IndiscreteTopology.
Accessed 8835 times total.

Classification:
AMS MSC54-00 (General topology :: General reference works )

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