We present a simple proof of a theorem that yields as a corollary a result of Valdivia that sharpens an old result of Johnson and Rosenthal.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-sm213-2-5,
author = {Jorge Mujica},
title = {Quotients with a shrinking basis},
journal = {Studia Mathematica},
volume = {209},
year = {2012},
pages = {189-190},
zbl = {1274.46032},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm213-2-5}
}
Jorge Mujica. Quotients with a shrinking basis. Studia Mathematica, Tome 209 (2012) pp. 189-190. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm213-2-5/