Abstract
Euclidean geometry is the only Minkowski geometry in which either there is a centrally symmetric, or a quadratic conic, or there is a conical ellipsoid or hyperboloid.
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The author is grateful to József Kozma for discussing some parts of this paper.
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This research was supported by NFSR of Hungary (OTKA), Grant Number K 116451.
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Kurusa, Á. Conics in Minkowski geometries. Aequat. Math. 92, 949–961 (2018). https://doi.org/10.1007/s00010-018-0592-1
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DOI: https://doi.org/10.1007/s00010-018-0592-1