%0 Journal Article %T Mathematical modeling of the shape of stems having curvature %A Sviridov, V.. %A Gudkov, A.Y. %A Lukyanov, A.. %K model, curvature, function, forming stem, bucking %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 5 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov