Geodesic
Uniqueness of minimal projections onto two-dimensional subspaces
Boris Shekhtman1 ; Lesław Skrzypek1
1 Department of Mathematics University of South Florida 4202 E. Fowler Ave., PHY 114 Tampa, FL 33620-5700, U.S.A.
Studia Mathematica, Tome 168 (2005) no. 3, pp. 273-284

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

We prove that minimal projections from $L_p$ ($1 p \infty $) onto any two-dimensional subspace are unique. This result complements the theorems of W. Odyniec ([OL, Theorem I.1.3], [O3]). We also investigate the minimal number of norming points for such projections.
DOI : 10.4064/sm168-3-6
Keywords: prove minimal projections infty two dimensional subspace unique result complements theorems odyniec theorem investigate minimal number norming points projections

Boris Shekhtman 1 ; Lesław Skrzypek 1

1 Department of Mathematics University of South Florida 4202 E. Fowler Ave., PHY 114 Tampa, FL 33620-5700, U.S.A. 
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Boris Shekhtman; Lesław Skrzypek. Uniqueness of minimal projections onto
 two-dimensional subspaces. Studia Mathematica, Tome 168 (2005) no. 3, pp. 273-284. doi: 10.4064/sm168-3-6

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