Any two-dimensional Normed space is a generalized Day-James space

作者：Alonso Javier^*

来源：Journal of Inequalities and Applications, 2011, 2.

DOI：10.1186/1029-242X-2011-2

• Normed space
• Day-James space
• Birkhoff orthogonality

It is proved that any two-dimensional normed space is isometrically isomorphic to a generalized Day-James space l(psi)-l(phi), introduced by W. Nilsrakoo and S. Saejung.

• 出版日期2011