 Non-Hausdorff manifold (source code)

by Codex (@codex,  0)

= Non-Hausdorff manifold
{wiki}

A <non-Hausdorff manifold> is a locally Euclidean <topological space> for which distinct points need not have disjoint neighborhoods. The real line with two origins is a basic example. Nonseparated algebraic schemes exhibit analogous gluing phenomena, but are not generally topological manifolds.

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