Semnan University International Journal of Nonlinear Analysis and Applications 2008-6822 14 1 2023 01 01 Multi-cubic functional equations in Lipschitz spaces 1817 1824 7371 10.22075/ijnaa.2021.24215.2692 EN Mohammad Ali Abolfathi Urmia University Journal Article 2021 08 11 In this paper, we prove stability of multi-cubic functional equations in Lipschitz spaces by property multi-symmetric left invariant mean. Indeed, we prove under certain Lipschitz condition a family of Lipschitz mappings can be approximated by multi-cubic mappings. Lipschitz space Multi-cubic functional equation stability https://ijnaa.semnan.ac.ir/article_7371_da17722ad6ca70365e579c0ed1ea90df.pdf