An example of a stable functional equation when the Hyers method does not work.
Kaiser, Zoltán ; Páles, Zsolt
JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 6 (2005), / Harvested from The Electronic Library of Mathematics
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Publié le : 2005-01-01
EUDML-ID : urn:eudml:doc:125663 
@article{02218531,
     title = {An example of a stable functional equation when the Hyers method does not work.},
     journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
     volume = {6},
     year = {2005},
     zbl = {1082.39025},
     language = {en},
     url = {http://dml.mathdoc.fr/item/02218531}
}

Kaiser, Zoltán; Páles, Zsolt. An example of a stable functional equation when the Hyers method does not work.. JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 6 (2005) . http://gdmltest.u-ga.fr/item/02218531/