An example of a complete orthonormal system in a Hilbert space of generalized functions |
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Authors: | O V Gladkivs’ka |
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Abstract: | We construct a complete orthonormal system of generalized functions in a Hilbert space W ?1. We obtain an estimate of the error of approximation in W ?1, which is expressed in terms of the integral modulus of continuity of a function from L 2. |
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