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A construction of symmetric differential expressions with non-empty essential spectrum - MaRDI portal

A construction of symmetric differential expressions with non-empty essential spectrum (Q4724949)

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scientific article; zbMATH DE number 3998258
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A construction of symmetric differential expressions with non-empty essential spectrum
scientific article; zbMATH DE number 3998258

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    A construction of symmetric differential expressions with non-empty essential spectrum (English)
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    1987
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    method
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    real symmetric differential expressions
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    essential spectrum
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