In [3] it was proved that almost-greedy and semi-greedy bases are equivalent in the context of Banach spaces with finite cotype. In this paper we show this equivalence for general Banach spaces.
@article{arxiv.1804.05730,
title = {Equivalence between almost-greedy and semi-greedy bases},
author = {Pablo M. Berná},
journal= {arXiv preprint arXiv:1804.05730},
year = {2018}
}