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Quasi-greedy bases in the spaces $\ell_p$ ($0<p<1$) are democratic. (arXiv:2004.05206v1 [math.FA]) http://arxiv.org/abs/2004.05206
Quasi-greedy bases in the spaces $\ell_p$ ($0<p<1$) are democratic. (arXiv:2004.05206v1 [math.FA]) http://arxiv.org/abs/2004.05206