Let K ⊂ 𝕊d−1 be a convex spherical body. Denote by Δ(K) the distance between two random points in K and denote by σ(K) the length of a random chord of K. The distribution of Δ(K) is explicitly expressed via the distribution of σ(K). This enables one to find the density of the distribution of Δ(K), where K is a spherical cap.
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Translated from Zapiski Nauchnykh Seminarov POMI, Vol. 495, 2020, pp. 198–208.
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Moseeva, T., Tarasov, A. & Zaporozhets, D. Random Sections of Spherical Convex Bodies. J Math Sci 268, 656–662 (2022). https://doi.org/10.1007/s10958-022-06236-6
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DOI: https://doi.org/10.1007/s10958-022-06236-6