Larman-point conjecture for convex bodies
Larman-point conjecture for convex bodies
Let , , be a convex body. A point is a Larman point of if, for every hyperplane passing through , the section has an -plane of symmetry. A Larman point is a revolution point if every such section has an -plane of symmetry containing . Larman-point conjecture. If is a Larman point of that is not a revolution point of , then either is an ellipsoid or is a body of revolution. The conjecture seeks to characterize convex bodies from the symmetry of hyperplane sections through one point; the source focuses on this question with additional hypotheses and does not report a resolution.
Sources & referencesView supporting material
Primary source
María Angeles Alfonseca, Michelle Cordier, Jesús Jerónimo-Castro and Efrén Morales-Amaya, “A Characterization of the sphere and a body of revolution by means of Larman points”, arXiv:2307.09585 (2025).
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