Some results on packing in Orlicz sequence spaces (Q2717720)

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scientific article; zbMATH DE number 1605310
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Some results on packing in Orlicz sequence spaces
scientific article; zbMATH DE number 1605310

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    Some results on packing in Orlicz sequence spaces (English)
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    17 June 2001
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    indices
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    complementary \(N\)-functions
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    packing constant
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    Kottman constant
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    Orlicz sequence space
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    The first part of the paper contains the list of indices (formulas (1)--(9)) connected with a given pair of complementary \(N\)-functions \(\Phi\), \(\Psi\) and some relations among them. Moreover, in this part we have two lemmas (1.4, 1.5), Theorem 1.3 and Theorem 1.6 with very interesting proof (pp. 76-78).NEWLINENEWLINENEWLINEThe next part is devoted to the study of the packing constant \(P(X)\) of a Banach space \(X\) and the Kottman constant \(K(X)\) of an infinite-dimensional Banach space \(X\).NEWLINENEWLINENEWLINEVery valuable is the last part of the paper, where for an Orlicz sequence space generated by the given \(N\)-function with Luxemburg norm the author presents very important and very general inequalities for constant \(K\) (formulas (72) and (78)).
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