[PDF] Top 20 A pexider difference for a pexider functional equation

... RESEARCH Open Access A pexider difference for a pexider functional equation Abbas Najati1*, Saeid Ostadbashi2, Gwang Hui Kim3 and Sooran Mahmoudfakhe2 * Correspondence a nejati@yahoo com 1Department o[.] ... See full document

... 5. Solutions of equation (1.7). We will now solve the functional equation (1.7) which is a “pexiderized” form of (1.4) in the class of functions between vector spaces. Theorem 5.1. Assume that X and ... See full document

... an additive functional equations. Also, we obtain its general solution from the stability results. Copyright q 2008 Kil-Woung Jun et al. This is an open access article distributed under the Creative Commons ... See full document

... The existence of positive solutions for boundary value problems of nonlinear functional di ff erence equations with p -Laplacian operator is investigated. Su ffi cient conditions are obtained for the existence of at ... See full document

... ON DIFFERENCE EQUATION WITH GENERALIZED DILATION PAVEL PLASCHINSKY Received 22 July 2004; Revised 24 January 2005; Accepted 27 January 2005 We investigate the functional equation with generalized dila[.] ... See full document

... higher-order functional difference equation (2), we will remove the constrains on a and l in ...higher-order functional difference ... See full document

... Oscillation is one of the main topics of interest in the study of difference equations. Active research is on in the last few decades in analyzing the oscillatory behavior of the solution of difference ... See full document

... The stability problem of functional equations originated from a question of S. M. Ulam ([12]) in 1940, concerning the stability of group homomorphisms. D. H. Hyers [8] gave a partial affirmative answer to the ... See full document

... Cauchy difference to be ...other functional equations (see [6]). The stability problem for functional equa- tions has been extensively investigated by a number of mathematicians ...An equation ... See full document

... In this paper we obtain the approximation of solution of Cauchy problem for parabolic difference-differential equation with deviation of the space arguments by Feynman formulas. This result gives the ... See full document

... In papers Acz´el 22, Acz´el and Dhombres 23, Kannappan 24, 25, and Kim and Kannappan 13, we can find that the Wilson equation and the sine equations can be represented by the composition of a homomorphism. By ... See full document

... trigonometric functional equation from the following functional equations: f x y ± gx − y λfxgy andfx y ± gx − y λgxfy, which can be considered the mixed functional equations of the sine ... See full document

... spaces. Subsequently, the result of Hyers was generalized by Aoki [3] for additive map- pings and Rassias [4] for linear mappings by considering an unbounded Cauchy differ- ence. The paper of Rassias [4] has provided a ... See full document

... In 1941, this problem was solved by D. H. Hyers [6] for the first time. This problem has been further generalized and solved by Th. M. Rassias [13]. Thereafter, the stability problem of functional equations has ... See full document

... of functional equations is as ...a functional equation must be close to an exact solution of the equation?” The first stability problem concerning group homomorphisms was raised by Ulam 1 in ... See full document

... In this paper we shall interpret and study tile Pexider functional equations in tim context of Fuzzy Set Theory.. In particular, we shall present a general procedure for obtaining the fu[r] ... See full document

... Baker, Lawrence and Zorzitto [] proved the Hyers-Ulam stability of the Cauchy expo- nential equation f (x + y) = f (x)f (y). That is, if the Cauchy difference f (x + y) – f (x)f (y) of a real-valued function f ... See full document

... for Functional-Differential Equations; Optimal Control of Functional- Differential Equations (Necessary Conditions, Existence Theorems, Regular Perturbations and Well-Posednisse, Numerical ... See full document

... rational difference equa- tions are still open to for research ...rational difference equations has been significantly ...rational difference equation which is of our ... See full document

... The zeros of difference of meromorphic solutions for the difference Riccati equation Peng and Chen Advances in Difference Equations (2015) 2015 365 DOI 10 1186/s13662 015 0668 3 R E S E A R C H Open A[.] ... See full document