The National University of Uzbekistan,Institute of mathematics named after V.I.Romanovsky AS RUz, Fergana state university, International engineering academy on November 15-17, 2021 organizes the VII International Scientific Conference “Modern problems of applied mathematics and information technologies al-Khwarizmi 2021”. The purpose of the scientific conference is to discuss the current state and development prospects of the main areas of applied mathematics and information technology. Previous conferences have shown the relevance of topics covering a wide range of applications of problems and methods of applied mathematics and information technology. The conference has become traditional.