Sufficient and necessary conditions for discreteness of spectrum of Euler differential operators (Q2778200)
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scientific article; zbMATH DE number 1719481
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Sufficient and necessary conditions for discreteness of spectrum of Euler differential operators |
scientific article; zbMATH DE number 1719481 |
Statements
13 March 2002
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essential spectrum
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second-order symmetric Euler differential expressions
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real-valued coefficients
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discreteness of spectrum
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Euler differential operators
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Sufficient and necessary conditions for discreteness of spectrum of Euler differential operators (English)
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