Direct proof of the perfect block diagonalization of systems of pseudo-differential operators in the ultradifferentiable classes (Q5930688)
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scientific article; zbMATH DE number 1590231
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Direct proof of the perfect block diagonalization of systems of pseudo-differential operators in the ultradifferentiable classes |
scientific article; zbMATH DE number 1590231 |
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Direct proof of the perfect block diagonalization of systems of pseudo-differential operators in the ultradifferentiable classes (English)
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25 July 2001
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The author gives a direct proof of the perfect block diagonalization of systems of pseudo-differential operators in the ultradifferentiable classes. The same result was already proved by a successive approximation, but not directly.
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pseudodifferential operators
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ultradifferentiable class
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block diagonalization
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