%0 Journal Article %T Approximate *-derivations and approximate quadratic *-derivations on C*-algebras %A Jang Sun %A Park Choonkil %J Journal of Inequalities and Applications %D 2011 %I Springer %X In this paper, we prove the stability of *-derivations and of quadratic *-derivations on Banach *-algebras. We moreover prove the superstability of *-derivations and of quadratic *-derivations on C*-algebras. 2000 Mathematics Subject Classification: 39B52; 47B47; 46L05; 39B72. %K *-derivation %K quadratic *-derivation %K C*-algebra %K stability %K superstability %U http://www.journalofinequalitiesandapplications.com/content/2011/1/55