In this paper we generalize in Theorem 12 some version of Hahn-Banach Theorem which was obtained by Simons. We also present short proofs of Mazur and Mazur-Orlicz Theorem (Theorems 2 and 3).
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc102-0-6, author = {Jerzy Grzybowski and Hubert Przybycie\'n and Ryszard Urba\'nski}, title = {On Simons' version of Hahn-Banach-Lagrange theorem}, journal = {Banach Center Publications}, volume = {102}, year = {2014}, pages = {99-104}, zbl = {1320.46001}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc102-0-6} }
Jerzy Grzybowski; Hubert Przybycień; Ryszard Urbański. On Simons' version of Hahn-Banach-Lagrange theorem. Banach Center Publications, Tome 102 (2014) pp. 99-104. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc102-0-6/