Some generalized notions of James' orthogonality and orthogonality in the Pythagorean sense are defined and studied in the case of generalized normed spaces derived from generalized inner products.
@article{urn:eudml:doc:38996,
title = {Ortogonalidad en espacios normados generalizados.},
journal = {Stochastica},
volume = {12},
year = {1988},
pages = {141-148},
zbl = {0734.46017},
mrnumber = {MR1024755},
language = {es},
url = {http://dml.mathdoc.fr/item/urn:eudml:doc:38996}
}
Fernández, Rosa. Ortogonalidad en espacios normados generalizados.. Stochastica, Tome 12 (1988) pp. 141-148. http://gdmltest.u-ga.fr/item/urn:eudml:doc:38996/