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1 Hyers—Ulam stability of a quadratic functional equation in Banach modules. - 4 On the Hyers—Ulam—Rassias stability of a Pexiderized quadratic equation II. - 5 On the Hyers—Ulam—Rassias stability of a functional equation.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.