In this paper we prove stability-type theorems for functional equations related to spherical functions. Our proofs are based on superstability-type methods and on the method of invariant means.
@article{bwmeta1.element.doi-10_1515_math-2017-0038, author = {L\'aszl\'o Sz\'ekelyhidi}, title = {Superstability of functional equations related to spherical functions}, journal = {Open Mathematics}, volume = {15}, year = {2017}, pages = {427-432}, zbl = {06715916}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.doi-10_1515_math-2017-0038} }
László Székelyhidi. Superstability of functional equations related to spherical functions. Open Mathematics, Tome 15 (2017) pp. 427-432. http://gdmltest.u-ga.fr/item/bwmeta1.element.doi-10_1515_math-2017-0038/