TY JOUR TI OPTIMIZATION OF THE FLOOR STRUCTURE OF AN INDUSTRIAL BUILDING KW floor structure of an industrial building KW variational statement of the optimization problem KW regression equation of the potential energy of deformation JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Yur'ev, A.G. AU Panchenko, L.A. AU Seryh, I.R. AU Chernysheva, E.V. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov