%0 Journal Article %T The wave equation with the condition of hysteresis type %A Gudoshnikov, I.. %A Zvereva, M.. %A Kamenskiy, M.. %K wave equation, d´Alembert formula, normal cone, differential inclusion. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 1 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov