Also known as Čech–Stone compactification, Stone-Cech compactification, Cech-Stone compactification
a universal map from a topological space X to a compact Hausdorff space βX, such that any map from X to a compact Hausdorff space factors through βX uniquely; if X is Tychonoff, then X is a dense subspace of βX
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).