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bn:02634546n
Noun Named Entity
Categories: Topology stubs, Articles with short description, Theorems in differential topology
EN
Hopf theorem
EN
The Hopf theorem is a statement in differential topology, saying that the topological degree is the only homotopy invariant of continuous maps to spheres. Wikipedia
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EN
The Hopf theorem is a statement in differential topology, saying that the topological degree is the only homotopy invariant of continuous maps to spheres. Wikipedia
topological degree is the only homotopy invariant of continuous maps to spheres Wikidata
IS A
theorem
Wikipedia
EN
Hopf theorem
Wikidata
EN
Hopf theorem

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