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09/29/2021
Random sections of ℓ_p-ellipsoids, optimal recovery and Gelfand numbers of diagonal operators
We study the circumradius of a random section of an ℓ_p-ellipsoid, 0<p≤∞...
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03/24/2021
Approximation, Gelfand, and Kolmogorov numbers of Schatten class embeddings
Let 0<p,q≤∞ and denote by 𝒮_p^N and 𝒮_q^N the corresponding Schatten cla...
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03/22/2021
The minimal spherical dispersion
In this paper we prove upper and lower bounds on the minimal spherical d...
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10/28/2019