Theoretical aspects of problem solution in production systems Vitaly Sergeevich Borovik, Dmitry Skorobogatchenko, Vitaly Vitalievich Borovik, Oksana Proсenko and Anastasiya Vitalievna Borovik E3S Web Conf., 270 (2021) 01016 Published online: 09 June 2021 DOI: 10.1051/e3sconf/202127001016