On set-valued solutions of a functional equation of Drygas Wilhelmina Smajdor OriginalPaper Pages: 89 - 97
A generalized Kantorovich theorem on the solvability of nonlinear equations Livinus U. UkoIoannis K. Argyros OriginalPaper Pages: 99 - 105
On the general solution of a generalization of the Goła̧b–Schinzel equation Anna Mureńko OriginalPaper Pages: 107 - 118
Inequalities for products of polynomials II Igor E. PritskerStephan Ruscheweyh OriginalPaper Pages: 119 - 132
Invariance equation for generalized quasi-arithmetic means Szabolcs BajákZsolt Páles OriginalPaper Pages: 133 - 145
Hausdorff and packing dimensions of subsets of Moran fractals with prescribed mixed group frequency of their codings Wenxia LiLars OlsenZhiying Wen OriginalPaper Pages: 171 - 185
Systems of trigonometric functional equations in Banach algebras Żywilla Fechner OriginalPaper Pages: 187 - 195