Continuous Extension from Dense Subsets

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Search: compactness in metric spaces

Heine-Borel Theorem

A theorem page links definitions, prerequisites, proofs, and nearby ideas into one navigable object.

1Find a page or theorem

2Follow the prerequisite trail

3Save it to study

4Discuss or contribute

A wiki that behaves like a workspace.

Read, write, teach, discuss, and revise around the same mathematical objects instead of scattering context across separate tools.

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