Math 2.0

General topology Continuous maps Concept

Open map

Summary

An open map is a function between topological spaces that sends open sets to open sets. Open maps need not be continuous, and continuous maps need not be open.

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1 page builds on this one.

Further reading

  1. Web https://en.wikipedia.org/wiki/Open_and_closed_maps, lead section
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Aliasesopen-mapping
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MSC54C10

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