Skip to main content

2014 | OriginalPaper | Buchkapitel

The Stability of an Affine Type Functional Equation with the Fixed Point Alternative

verfasst von : M. Mursaleen, Khursheed J. Ansari

Erschienen in: Topics in Mathematical Analysis and Applications

Verlag: Springer International Publishing

Aktivieren Sie unsere intelligente Suche, um passende Fachinhalte oder Patente zu finden.

search-config
loading …

Abstract

In this paper, we consider the following affine functional equation
$$\displaystyle{f(3x+y+z)+f(x+3y+z)+f(x+y+3z)+f(x)+f(y)+f(z) = 6f(x+y+z).}$$
We obtain the general solution and establish some stability results by using direct method as well as the fixed point method. Further we define the stability of the above functional equation by using the fixed point alternative.

Sie haben noch keine Lizenz? Dann Informieren Sie sich jetzt über unsere Produkte:

Springer Professional "Wirtschaft+Technik"

Online-Abonnement

Mit Springer Professional "Wirtschaft+Technik" erhalten Sie Zugriff auf:

  • über 102.000 Bücher
  • über 537 Zeitschriften

aus folgenden Fachgebieten:

  • Automobil + Motoren
  • Bauwesen + Immobilien
  • Business IT + Informatik
  • Elektrotechnik + Elektronik
  • Energie + Nachhaltigkeit
  • Finance + Banking
  • Management + Führung
  • Marketing + Vertrieb
  • Maschinenbau + Werkstoffe
  • Versicherung + Risiko

Jetzt Wissensvorsprung sichern!

Springer Professional "Technik"

Online-Abonnement

Mit Springer Professional "Technik" erhalten Sie Zugriff auf:

  • über 67.000 Bücher
  • über 390 Zeitschriften

aus folgenden Fachgebieten:

  • Automobil + Motoren
  • Bauwesen + Immobilien
  • Business IT + Informatik
  • Elektrotechnik + Elektronik
  • Energie + Nachhaltigkeit
  • Maschinenbau + Werkstoffe




 

Jetzt Wissensvorsprung sichern!

Springer Professional "Wirtschaft"

Online-Abonnement

Mit Springer Professional "Wirtschaft" erhalten Sie Zugriff auf:

  • über 67.000 Bücher
  • über 340 Zeitschriften

aus folgenden Fachgebieten:

  • Bauwesen + Immobilien
  • Business IT + Informatik
  • Finance + Banking
  • Management + Führung
  • Marketing + Vertrieb
  • Versicherung + Risiko




Jetzt Wissensvorsprung sichern!

Literatur
1.
Zurück zum Zitat Alotaibi, A., Mohiuddine, S.A.: On the stability of a cubic functional equation in random 2-normed spaces. Adv. Differ. Equ. 2012, 39 (2012) Alotaibi, A., Mohiuddine, S.A.: On the stability of a cubic functional equation in random 2-normed spaces. Adv. Differ. Equ. 2012, 39 (2012)
2.
Zurück zum Zitat Baker, J.A.: The stability of certain functional equations. Proc. Am. Math. Soc. 112(3), 729–732 (1991)MATHCrossRef Baker, J.A.: The stability of certain functional equations. Proc. Am. Math. Soc. 112(3), 729–732 (1991)MATHCrossRef
3.
Zurück zum Zitat Cadariu, L., Gavruta, L., Gavruta, P.: On the stability of an affine functional equation. J. Nonlinear Sci. Appl. 6, 60–67 (2013)MathSciNetMATH Cadariu, L., Gavruta, L., Gavruta, P.: On the stability of an affine functional equation. J. Nonlinear Sci. Appl. 6, 60–67 (2013)MathSciNetMATH
4.
Zurück zum Zitat Cadariu, L., Radu, V.: Fixed points and the stability of Jensen’s functional equation. J. Inequal. Pure Appl. Math. 4(1), Article 4 (2003) Cadariu, L., Radu, V.: Fixed points and the stability of Jensen’s functional equation. J. Inequal. Pure Appl. Math. 4(1), Article 4 (2003)
5.
Zurück zum Zitat Cadariu, L., Radu, V.: On the stability of the Cauchy functional equation: a fixed points approach. Iteration theory (ECIT ’02), (J. Sousa Ramos, D. Gronau, C. Mira, L. Reich, A. N. Sharkovsky - Eds.) Grazer Math. Ber. 346, 43–52 (2004) Cadariu, L., Radu, V.: On the stability of the Cauchy functional equation: a fixed points approach. Iteration theory (ECIT ’02), (J. Sousa Ramos, D. Gronau, C. Mira, L. Reich, A. N. Sharkovsky - Eds.) Grazer Math. Ber. 346, 43–52 (2004)
6.
Zurück zum Zitat Cadariu, L., Radu, V.: Fixed point methods for the generalized stability of functional equations in a single variable. Fixed Point Theory Appl. 2008, Article ID 749392, (2008), 15 p Cadariu, L., Radu, V.: Fixed point methods for the generalized stability of functional equations in a single variable. Fixed Point Theory Appl. 2008, Article ID 749392, (2008), 15 p
7.
Zurück zum Zitat Cadariu, L., Radu, V.: A general fixed point method for the stability of Cauchy functional equation. In: Rassias, Th.M., Brzdek, J. (eds.) Functional Equations in Mathematical Analysis. Springer Optimization and Its Applications, vol. 52. Springer, New York (2011) Cadariu, L., Radu, V.: A general fixed point method for the stability of Cauchy functional equation. In: Rassias, Th.M., Brzdek, J. (eds.) Functional Equations in Mathematical Analysis. Springer Optimization and Its Applications, vol. 52. Springer, New York (2011)
8.
Zurück zum Zitat Czerwik, S.: Functional Equations and Inequalities in Several Variables. World Scientific, River Edge (2002)MATHCrossRef Czerwik, S.: Functional Equations and Inequalities in Several Variables. World Scientific, River Edge (2002)MATHCrossRef
9.
Zurück zum Zitat Diaz, J.B., Margolis, B.: A fixed point theorem of the alternative for contractions on a generalized complete metric space. Bull. Am. Math. Soc. 74, 305–309 (1968)MathSciNetMATHCrossRef Diaz, J.B., Margolis, B.: A fixed point theorem of the alternative for contractions on a generalized complete metric space. Bull. Am. Math. Soc. 74, 305–309 (1968)MathSciNetMATHCrossRef
10.
Zurück zum Zitat Gavruta, L.: Matkowski contractions and Hyers-Ulam stability. Bul. St. Univ. Politehnica Timisoara Seria Mat.-Fiz. 53(67), 32–35 (2008)MathSciNet Gavruta, L.: Matkowski contractions and Hyers-Ulam stability. Bul. St. Univ. Politehnica Timisoara Seria Mat.-Fiz. 53(67), 32–35 (2008)MathSciNet
11.
Zurück zum Zitat Gavruta, P., Gavruta, L.: A new method for the generalized Hyers-Ulam-Rassias stability. Int. J. Nonlinear Anal. Appl. 1, 11–18 (2010)MathSciNetMATH Gavruta, P., Gavruta, L.: A new method for the generalized Hyers-Ulam-Rassias stability. Int. J. Nonlinear Anal. Appl. 1, 11–18 (2010)MathSciNetMATH
12.
13.
Zurück zum Zitat Hyers, D.H., Isac, G., Rassias, Th.M.: Stability of Functional Equations in Several Variables. Birkhäuser, Basel (1998)MATHCrossRef Hyers, D.H., Isac, G., Rassias, Th.M.: Stability of Functional Equations in Several Variables. Birkhäuser, Basel (1998)MATHCrossRef
14.
Zurück zum Zitat Jung, Y.-S., Jung, I.-S.: The stability of a cubic type functional equation with the fixed point alternative. J. Math. Anal. Appl. 306, 752–760 (2005)MathSciNetMATHCrossRef Jung, Y.-S., Jung, I.-S.: The stability of a cubic type functional equation with the fixed point alternative. J. Math. Anal. Appl. 306, 752–760 (2005)MathSciNetMATHCrossRef
15.
Zurück zum Zitat Kannappan, P.: Functional Equations and Inequalities with Applications. Springer, New York (2009)MATHCrossRef Kannappan, P.: Functional Equations and Inequalities with Applications. Springer, New York (2009)MATHCrossRef
16.
Zurück zum Zitat Kenary, H.A., Rassias, Th.M.: Non-Archimedean stability of partitioned functional equations. Appl. Comput. Math. 12(1), 76–90 (2013)MathSciNetMATH Kenary, H.A., Rassias, Th.M.: Non-Archimedean stability of partitioned functional equations. Appl. Comput. Math. 12(1), 76–90 (2013)MathSciNetMATH
17.
Zurück zum Zitat Mihet, D.: The Hyers-Ulam stability for two functional equations in a single variable. Banach J. Math. Anal. 2(1), 48–52 (2008)MathSciNetMATHCrossRef Mihet, D.: The Hyers-Ulam stability for two functional equations in a single variable. Banach J. Math. Anal. 2(1), 48–52 (2008)MathSciNetMATHCrossRef
18.
Zurück zum Zitat Mohiuddine, S.A.: Stability of Jensen functional equation in intuitionistic fuzzy normed space. Chaos Solitons Fractals 42, 2989–2996 (2009)MathSciNetMATHCrossRef Mohiuddine, S.A.: Stability of Jensen functional equation in intuitionistic fuzzy normed space. Chaos Solitons Fractals 42, 2989–2996 (2009)MathSciNetMATHCrossRef
19.
Zurück zum Zitat Mohiuddine, S.A., Alghamdi, M.A.: Stability of functional equation obtained through a fixed-point alternative in intuitionistic fuzzy normed spaces. Adv. Differ. Equ. 2012, 141 (2012) Mohiuddine, S.A., Alghamdi, M.A.: Stability of functional equation obtained through a fixed-point alternative in intuitionistic fuzzy normed spaces. Adv. Differ. Equ. 2012, 141 (2012)
20.
Zurück zum Zitat Mohiuddine, S.A., Alotaibi, A.: Fuzzy stability of a cubic functional equation via fixed point technique. Adv. Differ. Equ. 2012, 48 (2012) Mohiuddine, S.A., Alotaibi, A.: Fuzzy stability of a cubic functional equation via fixed point technique. Adv. Differ. Equ. 2012, 48 (2012)
21.
Zurück zum Zitat Mohiuddine, S.A., Cancan, M., Şevli, H.: Intuitionistic fuzzy stability of a Jensen functional equation via fixed point technique. Math. Comput. Model. 54, 2403–2409 (2011)MATHCrossRef Mohiuddine, S.A., Cancan, M., Şevli, H.: Intuitionistic fuzzy stability of a Jensen functional equation via fixed point technique. Math. Comput. Model. 54, 2403–2409 (2011)MATHCrossRef
22.
Zurück zum Zitat Mohiuddine, S.A., Şevli, H.: Stability of Pexiderized quadratic functional equation in intuitionistic fuzzy normed space. J. Comput. Appl. Math. 235, 2137–2146 (2011)MathSciNetMATHCrossRef Mohiuddine, S.A., Şevli, H.: Stability of Pexiderized quadratic functional equation in intuitionistic fuzzy normed space. J. Comput. Appl. Math. 235, 2137–2146 (2011)MathSciNetMATHCrossRef
23.
Zurück zum Zitat Mursaleen, M., Ansari, K.J.: Stability results in intuitionistic fuzzy normed spaces for a cubic functional equation. Appl. Math. Inf. Sci. 7(5), 1685–1692 (2013)MathSciNetCrossRef Mursaleen, M., Ansari, K.J.: Stability results in intuitionistic fuzzy normed spaces for a cubic functional equation. Appl. Math. Inf. Sci. 7(5), 1685–1692 (2013)MathSciNetCrossRef
24.
Zurück zum Zitat Mursaleen, M., Mohiuddine, S.A.: On stability of a cubic functional equation in intuitionistic fuzzy normed spaces. Chaos Solitons Fractals 42, 2997–3005 (2009)MathSciNetMATHCrossRef Mursaleen, M., Mohiuddine, S.A.: On stability of a cubic functional equation in intuitionistic fuzzy normed spaces. Chaos Solitons Fractals 42, 2997–3005 (2009)MathSciNetMATHCrossRef
25.
Zurück zum Zitat Radu, V.: The fixed point alternative and the stability of functional equations. Fixed Point Theory 4(1), 91–96 (2003)MathSciNetMATH Radu, V.: The fixed point alternative and the stability of functional equations. Fixed Point Theory 4(1), 91–96 (2003)MathSciNetMATH
26.
Zurück zum Zitat Rassias, J.M.: On approximation of approximately linear mappings by linear mappings. Bull. Sci. Math. 108(4), 445–446 (1984)MathSciNetMATH Rassias, J.M.: On approximation of approximately linear mappings by linear mappings. Bull. Sci. Math. 108(4), 445–446 (1984)MathSciNetMATH
27.
Zurück zum Zitat Rassias, Th.M.: On the stability of the linear mapping in Banacb spaces. Proc. Am. Math. Soc. 72, 297–300 (1978)MATHCrossRef Rassias, Th.M.: On the stability of the linear mapping in Banacb spaces. Proc. Am. Math. Soc. 72, 297–300 (1978)MATHCrossRef
28.
Zurück zum Zitat Rassias, Th.M.: Functional Equations and Inequalities. Kluwer Academic, Dordrecht (2000)MATHCrossRef Rassias, Th.M.: Functional Equations and Inequalities. Kluwer Academic, Dordrecht (2000)MATHCrossRef
29.
Zurück zum Zitat Rassias, Th.M.: Functional Equations, Inequalities and Applications. Kluwer Academic, Dorderecht (2003)MATH Rassias, Th.M.: Functional Equations, Inequalities and Applications. Kluwer Academic, Dorderecht (2003)MATH
30.
Zurück zum Zitat Rassias, Th.M., Brzdek, J.: Functional Equations in Mathematical Analysis. Springer, New York (2012)CrossRef Rassias, Th.M., Brzdek, J.: Functional Equations in Mathematical Analysis. Springer, New York (2012)CrossRef
31.
Zurück zum Zitat Ulam, S.M.: Problems in Modern Mathematics. Science Editions. Wiley, New York (1940) (Chapter VI, Some Questions in Analysis: Section 1, Stability) Ulam, S.M.: Problems in Modern Mathematics. Science Editions. Wiley, New York (1940) (Chapter VI, Some Questions in Analysis: Section 1, Stability)
Metadaten
Titel
The Stability of an Affine Type Functional Equation with the Fixed Point Alternative
verfasst von
M. Mursaleen
Khursheed J. Ansari
Copyright-Jahr
2014
DOI
https://doi.org/10.1007/978-3-319-06554-0_24

Premium Partner