The rectangular constant for two-dimensional spaces

Orthogonality and linear functionals in normed linear spaces

Robert C. James · Transactions of the American Mathematical Society · 1947 · 517 citations · Full text

Natural Sciences, Property Law, Space Theory +8

Orthogonality in linear metric spaces

Garrett Birkhoff · Duke Mathematical Journal · 1935 · 478 citations

Natural Sciences, Mathematics, Geometry +8

Inner products in normed linear spaces

Robert C. James · Bulletin of the American Mathematical Society · 1947 · 218 citations · Full text

Natural Sciences, Property Law, Interior Construction +10