Logarithm of the discrete Fourier transform (Q925454)
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scientific article; zbMATH DE number 5282527
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Logarithm of the discrete Fourier transform |
scientific article; zbMATH DE number 5282527 |
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Logarithm of the discrete Fourier transform (English)
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3 June 2008
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Summary: The discrete Fourier transform defines a unitary matrix operator. The logarithm of this operator is computed, along with the projection maps onto its eigenspaces. A geometric interpretation of the discrete Fourier transform is also given.
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discrete Fourier transform
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unitary matrix operator
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logarithm
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