An AQCQ-functional equation in matrix Banach spaces

Choonkil Park, Jung Rye Lee, Dong Yun Shin

Research output: Contribution to journalArticle

2 Scopus citations


Using the fixed point method, we prove the Hyers-Ulam stability of an additive-quadratic-cubic-quartic functional equation in matrix normed spaces.

Original languageEnglish
Article number146
JournalAdvances in Difference Equations
StatePublished - 2013 May 1


  • Additive-quadratic-cubic- quartic functional equation
  • Fixed point
  • Hyers-Ulam stability
  • Operator space

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