No label defined (Q4731710)
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scientific article; zbMATH DE number 4117284
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 4117284 |
Statements
1987
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spectral function of a partial differential operator
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asymptotic expansion
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ray
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Maslov' canonical operator
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Schwartz kernel
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spectral projector
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second order scalar operator
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first order matrix operator
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non-trapping condition
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