Existence and equivalence of generalized orthosimilar systems (Q1851536)
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scientific article; zbMATH DE number 1851310
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Existence and equivalence of generalized orthosimilar systems |
scientific article; zbMATH DE number 1851310 |
Statements
Existence and equivalence of generalized orthosimilar systems (English)
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8 January 2003
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It is proved that for any unitary operator \(A\) from a separable Hilbert space \(H\) into space of functions on \(Y\) there exists a unique generalized orthosimilar system with respect to which the expansion coefficients of the element \(f\in H\) are \(\widehat f_y = A(f)\).
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generalized orthosimilar systems
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equivalence
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0.7743192911148071
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0.7681212425231934
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