Some recent applications of functional equations to the social and behavioral sciences. Further problems J. Aczél Survey Papers Pages: 38 - 49
On the representation of integers as sums of triangular numbers Ken OnoSinai RobinsPatrick T. Wahl Survey Papers Pages: 73 - 94
Conditional functional equations and orthogonal additivity Luigi PaganoniJürg Rätz Survey Papers Pages: 135 - 142
Hyers-Ulam stability of functional equations in several variables Gian Luigi Forti Survey Papers Pages: 143 - 190