AN, L. V. . STABILITY OF FUNCTIONAL INEQUALITIES WITH 3K-VARIABLE BASED ON JORDAN-VON NEUMANN TYPE ADDITIVE FUNCTIONAL EQUATIONS IN BANACH SPACE. International Journal For Research In Mathematics And Statistics, [S. l.], v. 9, n. 1, 2023. DOI: 10.53555/ms.v9i1.2201. Disponível em: https://gnpublication.org/index.php/ms/article/view/2201. Acesso em: 3 jul. 2024.