A Banach space $X$ is $L$-embedded in its bidual if there is a projection $P\colon X^{**}\to X$ such that $\|x\|=\|Px\|+\|x-Px\|$ for all $x\in X^{**}$. We show that, as long as $X$ has dimension at least $2$, its Lipschitz-free space, denoted by $\mathcal{F}(X)$, is not $L$-embedded in its bidual. Our methods have app...
Bruno de Mendonça Braga, C. Gartland, G. Lancien et al.· 2 citations· ⚡1
We present a Banach space $X_\alpha$, equipped with an explicit norm, whose properties resemble those of the predual $JT_*$ of the James Tree space. In particular, $X_\alpha$ admits a shrinking dyadic basis with the property that the sums of its elements over any segment are uniformly bounded. The space $X_\alpha$ is c...
<jats:p>
In the first part of the paper we show that every closed subspace of
<jats:italic>JT</jats:italic>
or
<jats:inline-formula>
<jats:alternatives>
<jats:tex-math>$$JT^*$...
S. Argyros, Manuel González, P. Motakis· Revista Matemática Compluten...· 0 citations
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