%0 Conference Article %T MATHEMATICAL METHODS FOR DATA APPROXIMATION %A Poluektov, A.V. %A Zarevich, A.I. %A Makarenko, F.V. %K data approximation, C# programming language, linear approximation, polynomial approximation, spline approximation, approximation using neural networks, MathNet, ALGLIB, Accord.NET %J MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2025 %D 2025 %P 8 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov