Add to ORKGIn this paper, we prove the Hyers-Ulam stability for the following additive functional equationf (x + y + z) = N f (x + Y/N) + f(z) (0.1)in Frechet spaces, where N is a fixed integer greater than 1
AbstractIn this paper we investigate the Hyers–Ulam–Rassias stability of the following functional eq...
In this paper, using the fixed point and direct methods, we prove the Hyers-Ulam stability of the fo...
Using fixed point method, we prove the Hyers-Ulam stability of the orthogonally additive-additive an...
Abstract. In this paper, we achieve the Hyers-Ulam-Rassias stability of the following system of func...
Abstract. In this paper, we prove the generalized Hyers-Ulam stability of the additive functional in...
Abstract: In this paper, we prove the Hyers-Ulam-Rassias stability of the fol-lowing n-dimensional a...
In this paper, we solve the additive (alpha, beta)-functional equationf(x) + f(y) + 2f(z) = alpha f(...
AbstractIn this paper, we prove the generalized Hyers–Ulam stability of the following mixed additive...
We investigate the generalized Hyers-Ulam stability of a functional equation f∑j=1nxj+(n-2)∑j=1nf(...
In this paper, we define a generalized additive set-valued functional equation, which is related to ...
In this paper, we define the following additive set-valued functional equations f(alpha chi + beta y...
We investigate the generalized Hyers-Ulam stability of the following functional equation ∑=1()=1/2[∑...
We investigate the generalized Hyers-Ulam stability of the functional inequalities ∥f((x+y+z)/4)+f((...
In this paper, we consider the additive-cubic-quartic functional equation 11[f(x + 2y) + f (x - 2y)]...
Abstract. In this paper, we prove the generalized Hyers-Ulam (or Hyers-Ulam-Rassias) stability of th...
AbstractIn this paper we investigate the Hyers–Ulam–Rassias stability of the following functional eq...
In this paper, using the fixed point and direct methods, we prove the Hyers-Ulam stability of the fo...
Using fixed point method, we prove the Hyers-Ulam stability of the orthogonally additive-additive an...
Abstract. In this paper, we achieve the Hyers-Ulam-Rassias stability of the following system of func...
Abstract. In this paper, we prove the generalized Hyers-Ulam stability of the additive functional in...
Abstract: In this paper, we prove the Hyers-Ulam-Rassias stability of the fol-lowing n-dimensional a...
In this paper, we solve the additive (alpha, beta)-functional equationf(x) + f(y) + 2f(z) = alpha f(...
AbstractIn this paper, we prove the generalized Hyers–Ulam stability of the following mixed additive...
We investigate the generalized Hyers-Ulam stability of a functional equation f∑j=1nxj+(n-2)∑j=1nf(...
In this paper, we define a generalized additive set-valued functional equation, which is related to ...
In this paper, we define the following additive set-valued functional equations f(alpha chi + beta y...
We investigate the generalized Hyers-Ulam stability of the following functional equation ∑=1()=1/2[∑...
We investigate the generalized Hyers-Ulam stability of the functional inequalities ∥f((x+y+z)/4)+f((...
In this paper, we consider the additive-cubic-quartic functional equation 11[f(x + 2y) + f (x - 2y)]...
Abstract. In this paper, we prove the generalized Hyers-Ulam (or Hyers-Ulam-Rassias) stability of th...
AbstractIn this paper we investigate the Hyers–Ulam–Rassias stability of the following functional eq...
In this paper, using the fixed point and direct methods, we prove the Hyers-Ulam stability of the fo...
Using fixed point method, we prove the Hyers-Ulam stability of the orthogonally additive-additive an...