Pinching theorem for the first eigenvalue on positively curved four- manifolds (Q1170511)
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scientific article; zbMATH DE number 3781984
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Pinching theorem for the first eigenvalue on positively curved four- manifolds |
scientific article; zbMATH DE number 3781984 |
Statements
Pinching theorem for the first eigenvalue on positively curved four- manifolds (English)
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1982
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first eigenvalue of the Laplacian
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four-sphere
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gradient estimates for eigenfunctions
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pinching theorem
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