%0 Conference Article %T INTEGRAL CHARACTERISTICS OF VECTOR FIELDS %A Skvorcova, E.I. %A Yagodkin, A.S. %A Shapkin, V.S. %K vector fields, closed surface, elementary flow, closed trajectory, total force %J MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2025 %D 2025 %P 9 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov