Geodesic
Pythagorean orthogonality and additive mappings.
Aequationes mathematicae, Tome 53 (1997) no. 1-2, pp. 108-126.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : James orthogonality, unconditional additivity, normed vector space, isosceles orthogonality, Pythagorean orthogonality, Abelian group, orthogonally additive mappings, geometry of normed spaces 
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     author = {Gy\"orgy Szab\'o},
     title = {Pythagorean orthogonality and additive mappings.},
     journal = {Aequationes mathematicae},
     pages = {108--126},
     publisher = {mathdoc},
     volume = {53},
     number = {1-2},
     year = {1997},
     zbl = {0901.39008},
     url = {http://geodesic.mathdoc.fr/item/AM2_1997__53_1-2_137680/}
}
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György Szabó. Pythagorean orthogonality and additive mappings.. Aequationes mathematicae, Tome 53 (1997) no. 1-2, pp. 108-126. http://geodesic.mathdoc.fr/item/AM2_1997__53_1-2_137680/