essential manifold (Q5399573)
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compact manifold M whose fundamental class [M] defines a nonzero element under the natural homomorphism Hₙ(M) → Hₙ(K(π₁(M),1))
Language | Label | Description | Also known as |
---|---|---|---|
English | essential manifold |
compact manifold M whose fundamental class [M] defines a nonzero element under the natural homomorphism Hₙ(M) → Hₙ(K(π₁(M),1)) |
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Wikipedia(3 entries)
- enwiki Essential manifold
- ruwiki Существенное многообразие
- ukwiki Істотний многовид