Pinching and Betti numbers (Q791175)
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scientific article; zbMATH DE number 3850025
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Pinching and Betti numbers |
scientific article; zbMATH DE number 3850025 |
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Pinching and Betti numbers (English)
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1985
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We prove that the second real Betti number of an even dimensional complete Riemannian manifold which is (1/4-\(\epsilon)\)-pinched is bounded by one if \(\epsilon\) is small enough.
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pinching condition
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Betti number
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0.89479506
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0.87435913
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0.8700762
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