Analysis of the Characteristics of a Biharmonic Oscillator with Two Synchronous Modes Daniil A. Frolov, Ansar R. Safin, Nikolay N. Udalov, Ludmila A. Tsyrulnikova, Dmitry A. Volkov and Valery A. Sotskov E3S Web Conf., 351 (2022) 01057 Published online: 24 May 2022 DOI: 10.1051/e3sconf/202235101057