TY CONF TI STATISTICAL ANALYSIS OF THE DYNAMICS OF THE FOREST SECTOR IN THE REGION (USING THE EXAMPLE OF THE LIPETSK REGION) KW the forest sector of the region KW applied mathematics KW statistical analysis JO OPERATOR EQUATIONS AND SOME RELATED ISSUES IN APPLIED MATHEMATICS AU Karlova, M.Y. AU Fomina, T.P. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov