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Bibliographic Details
Main Authors: Martínez, Ángel D., Ortega-Moreno, Oscar
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2605.28744
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Table of Contents:
  • In this paper we solve the polarization problem for real Hilbert spaces, a long-standing conjecture that had remained open for nearly three decades. We also confirm that the only extremal configurations are orthonormal sets. These are consequences of our proof of a stronger statement conjectured by Ball.