In this paper we prove that the geometrical notions of Rotundity and Uniform Rotundity of the norm in a Banach space are stable for the generalized Banach products.
@article{urn:eudml:doc:42461, title = {Rotund and uniformly rotund Banach spaces.}, journal = {Collectanea Mathematica}, volume = {42}, year = {1991}, pages = {137-146}, zbl = {0794.46015}, mrnumber = {MR1203393}, language = {en}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:42461} }
Montesinos, V.; Torregrosa, J. R. Rotund and uniformly rotund Banach spaces.. Collectanea Mathematica, Tome 42 (1991) pp. 137-146. http://gdmltest.u-ga.fr/item/urn:eudml:doc:42461/