\(L^ 2\)-hypoellipticity for a class of operators of mixed type (Q1114864)
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scientific article; zbMATH DE number 4086191
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | \(L^ 2\)-hypoellipticity for a class of operators of mixed type |
scientific article; zbMATH DE number 4086191 |
Statements
\(L^ 2\)-hypoellipticity for a class of operators of mixed type (English)
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1988
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The author gives the notion of \(L^ 2\)-hypoellipticity for a differential operator and proves that a class of differential operators of mixed type are of \(L^ 2\)-hypoellipticity on their degenerated curves.
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\(L^ 2\)-hypoellipticity
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operators of mixed type
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degenerated curves
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