Coefficients of Optimal Interpolation Formulas in the Hilbert Space of Differentiable Functions - Hayotov, A. R.; Doniyorov, N. N. (Lobachevskii journal of mathematics, 2025)
Keywords: Algebra; Analysis; Approximation; Boundary value problems; Fourier transforms; Geometry; Hilbert space; Integral equations; Interpolation; Mathematical functions; Mathematical Logic and Foundations; Mathematics; Mathematics and Statistics; Ordinary differential equations; Parametric equations; Polynomials; Probability Theory and Stochastic Processes; Trigonometric functions; error function; hypocycloid; differential equation; cycloid; epicycloid; optimal interpolation formula; Hilbert space; 2010 Mathematics Subject Classification: 41A05, 65D05, 65D10; extremal function; spline function