Kolmogorov widths of an intersection of anisotropic finite-dimensional balls: case 2≤ q_j<∞

2025/02/07 by Vasil'eva, A. A.
#FOS: Mathematics #Functional Analysis (math.FA)

paper · doi:10.48550/arxiv.2502.05131

Abstract

Order estimates for the Kolmogorov n-widths of ∩ _{α∈ A}ν_αB^k_p in l^k _q are obtained; here q=(q₁, …, q_d), 2≤ q_j&lt;∞, j=1, …, d.

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• Kolmogorov widths of an intersection of anisotropic finite-dimensional balls in l_q^k for 1≤ q≤ 2
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