A fixed point approach to the stability of an additive-quadratic-cubic-quartic functional equation.
A fixed point approach to the stability of quadratic functional equation with involution.
A fixed point approach to the stability of quintic and sextic functional equations in quasi--normed spaces.
A fixed point approach to the stability of the functional equation .
A fixed point approach to the stability of -morphisms on Hilbert -modules.
A functional equation characterizing monomial functions used in permanence theory for ecological differential equations.
A functional equation for quadratic forms.
A functional equation of Aczél and Chung in generalized functions.
A Functional Inequality for Entire Functions Generalizing the Sine Functional Equation. (Short Communication).
A functional inequality in restricted domains of Banach modules.
A fundamental functional equation for vector lattices.
A Fundamental Functional Equation for Vector Lattices. (Short Communication).
A generalization of parallel addition.
A Generalization of the Notion of Reproductivity
A global continuation theorem for obtaining eigenvalues and bifurcation points
A Guichard theorems on connected monothetic groups
A multidimensional functional equation having quadratic forms as solutions.
A new approach for studying fuzzy functional equations.
A note on cosine functional equation for groups
A note to paper “On the stability of cubic mappings and quartic mappings in random normed spaces”.