Approximative Properties of Diagonal Operators in Orlicz Spaces |
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| Authors: | A. L. Shidlich S. O. Chaichenko |
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| Affiliation: | 1. Department of Theory of Functions, Institute of Mathematics , National Academy of Sciences of Ukraine , Kyiv , Ukraine andy709@list.ru;3. Department of Mathematics , Donbas State Pedagogical University , Slavyansk , Ukraine |
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| Abstract: | We obtain the exact values of some important approximative quantities (such as the best approximation, the basis width, Kolmogorov's width, and the best n-term approximation) of certain sets of images of the diagonal operators in the Orlicz sequence spaces l M . |
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| Keywords: | Best n-term approximation Diagonal operator Kolmogorov width Orlicz sequence spaces |
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