TY CONF TI Matrix method of averaging squares of vector quantities of complex polymers KW conformational approach KW rotary-isomeric model KW macromolecule KW monomeric unit JO PHYSICAL BASIS OF MODERN SCIENCE-INTENSIVE TECHNOLOGIES AU Matveev, N.N. AU Lisitsin, V.I. AU Evsikova, N.Y. AU Kamalova, N.S. AU Vnukova, S.V. PY 2022 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov