an:05702405 Zbl 1198.46019 Nikolova, L.; Zachariades, T. On Edmunds-Triebel spaces. EN Banach J. Math. Anal. 4, No. 1, 146-158, electronic only (2010). ISSN 1735-8787/e 2010

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*46B70 46B20 47H08 Jordan-von Neumann constant; extrapolation spaces; logarithmic spaces; measure of non compactness; $n$-th James constant; Edmunds-Triebel logarithmic spaces Summary: We consider the Edmunds-Triebel logarithmic spaces $A_\theta(\log A)_{b,q}$, produced by a Banach couple $\bar A=(A_0,A_1)$, as special cases of extrapolation spaces and get estimates of a measure of weak noncompactness of the unit balls of these spaces in terms of the measures of weak noncompactness of the unit balls of the spaces $A_0$ and $A_1$. We obtain also estimates of the $n$-th Jordan-von Neumann constant $C_n$ and the $n$-th James constant $J_n$ of the spaces $A_\theta(\log A)_{b,q}$ in terms of the corresponding constants of the spaces $A_0$ and $A_1$.