%0 Journal Article %T The definition of support gas pressure by differential equations in partial derivatives %A Vishtak, I.. %K a gas strut, the pressure of the gas layer, the differential equation, the carrying capacity %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov