The aim of the paper is to present results concerning the ρ-orthogonality and its preservation (both accurate and approximate) by linear operators. We survey on the results presented in [11] and [23], as well as give some new and more general ones.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc99-0-2, author = {Jacek Chmieli\'nski and Pawe\l\ W\'ojcik}, title = {$\rho$-Orthogonality and its preservation - revisited}, journal = {Banach Center Publications}, volume = {99}, year = {2013}, pages = {17-30}, zbl = {1292.46007}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc99-0-2} }
Jacek Chmieliński; Paweł Wójcik. ρ-Orthogonality and its preservation - revisited. Banach Center Publications, Tome 99 (2013) pp. 17-30. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc99-0-2/