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Basic Principles of Topology

Topology is a branch of mathematics concerned with those properties of geometric configurations (as sets of points) which are unaltered by elastic deformations (as a stretching or a twisting) that are homeomorphisms.

Also, a topology is the set of all open subsets of a topological space.

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Related pages in this website

Sets - how to construct sets of integers, reals, etc.

Topology Glossary

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