TY - JOUR ID - Chudziak2011 LB - Chudziak2011 AU - Chudziak, MaƂgorzata TI - Stability of the Popoviciu type functional equations on groups ST - Stability of the Popoviciu type functional equations on groups JO - Opuscula Math. JA - Opuscula Math. JF - Opuscula Mathematica PY - 2011 VL - 31 IS - 3 SP - 317 EP - 325 DO - http://dx.doi.org/10.7494/OpMath.2011.31.3.317 UR - http://dx.doi.org/10.7494/OpMath.2011.31.3.317 AB - We consider the stability problem for a class of functional equations related to the Popoviciu equation. KW - stability KW - Popoviciu equation KW - quadratic equation KW - additive function SN - 1232-9274 ER -