On some recent developments in Ulam′ s type stability
N Brillouët-Belluot, J Brzdęk… - Abstract and applied …, 2012 - Wiley Online Library
On Some Recent Developments in Ulam′s Type Stability - Brillouët-Belluot - 2012 -
Abstract and Applied Analysis - Wiley Online Library Skip to Article Content Skip to Article …
Abstract and Applied Analysis - Wiley Online Library Skip to Article Content Skip to Article …
Recent developments of the conditional stability of the homomorphism equation
The issue of Ulam's type stability of an equation is understood in the following way: when a
map** which satisfies the equation approximately (in some sense), it is" close" to a …
map** which satisfies the equation approximately (in some sense), it is" close" to a …
[LIVRE][B] Stability of functional equations in several variables
DH Hyers, G Isac, T Rassias - 2012 - books.google.com
The notion of stability of functional equations of several variables in the sense used here
had its origins more than half a century ago when S. Ulam posed the fundamental problem …
had its origins more than half a century ago when S. Ulam posed the fundamental problem …
[LIVRE][B] Functional equations and inequalities in several variables
S Czerwik - 2002 - books.google.com
This book outlines the modern theory of functional equations and inequalities in several
variables. It consists of three parts. The first is devoted to additive and convex functions …
variables. It consists of three parts. The first is devoted to additive and convex functions …
[PDF][PDF] Fixed points and the stability of Jensen's functional equation
L Cadariu, V Radu - J. Inequal. Pure Appl. Math, 2003 - emis.icm.edu.pl
Fixed Points and the Stability of Jensen's Functional Equation Page 1 volume 4, issue 1, article
4, 2003. Received 27 June, 2002; accepted 10 November, 2002. Communicated by: Z. Pales …
4, 2003. Received 27 June, 2002; accepted 10 November, 2002. Communicated by: Z. Pales …
On the stability of functional equations and a problem of Ulam
TM Rassias - Acta Applicandae Mathematica, 2000 - Springer
In this paper, we study the stability of functional equations that has its origins with SM Ulam,
who posed the fundamental problem 60 years ago and with DH Hyers, who gave the first …
who posed the fundamental problem 60 years ago and with DH Hyers, who gave the first …
On the stability of functional equations in Banach spaces
TM Rassias - Journal of Mathematical Analysis and Applications, 2000 - Elsevier
On the Stability of Functional Equations in Banach Spaces Page 1 Ž . Journal of Mathematical
Analysis and Applications 251, 264284 2000 doi:10.1006rjmaa.2000.7046, available online …
Analysis and Applications 251, 264284 2000 doi:10.1006rjmaa.2000.7046, available online …
Hyers-Ulam stability of linear differential equations of first order
SM Jung - Applied Mathematics Letters, 2004 - Elsevier
Hyers-Ulam Stability of Linear Differential Equations of First Order Page 1 FLSEVI~R Available
online at www.sciencedirect.com 8 01E Nl~ll ~__~ DIR~C~Te Applied Mathematics Letters 17 …
online at www.sciencedirect.com 8 01E Nl~ll ~__~ DIR~C~Te Applied Mathematics Letters 17 …
Hyers–Ulam stability of linear differential equations of first order, III
SM Jung - Journal of Mathematical Analysis and Applications, 2005 - Elsevier
Let X be a complex Banach space and let I=(a, b) be an open interval. In this paper, we will
prove the generalized Hyers–Ulam stability of the differential equation ty′(t)+ αy (t)+ βtrx0 …
prove the generalized Hyers–Ulam stability of the differential equation ty′(t)+ αy (t)+ βtrx0 …
On a new approach for stability and controllability analysis of functional equations
We consider a new approach to approximate stability analysis for a tri-additive functional
inequality and to obtain the optimal approximation for permuting tri-derivations and tri …
inequality and to obtain the optimal approximation for permuting tri-derivations and tri …