Harmonic functions satisfying weighted sign conditions on the boundary (Q1337585)
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scientific article; zbMATH DE number 683171
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Harmonic functions satisfying weighted sign conditions on the boundary |
scientific article; zbMATH DE number 683171 |
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Harmonic functions satisfying weighted sign conditions on the boundary (English)
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10 November 1994
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It is shown that a harmonic function defined in a neighborhood of 0 in a half space and vanishing of infinite order at 0, must vanish identically if the product of the function with a homogeneous polynomial does not change sign near 0 on the boundary.
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unique continuation
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Hopf lemma
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harmonic function
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