Badora, Roman The Ulam stability problem for the functional equation \(f(x\star g(y))=f(x)f(y)\). (English) Zbl 1440.39016 Result. Math. 75, No. 2, Paper No. 62, 8 p. (2020). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{R. Badora}, Result. Math. 75, No. 2, Paper No. 62, 8 p. (2020; Zbl 1440.39016) Full Text: DOI
Salimi, Somaye; Bodaghi, Abasalt A fixed point application for the stability and hyperstability of multi-Jensen-quadratic mappings. (English) Zbl 1430.39012 J. Fixed Point Theory Appl. 22, No. 1, Paper No. 9, 15 p. (2020). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 39B72 PDF BibTeX XML Cite \textit{S. Salimi} and \textit{A. Bodaghi}, J. Fixed Point Theory Appl. 22, No. 1, Paper No. 9, 15 p. (2020; Zbl 1430.39012) Full Text: DOI
Lee, Yang-Hi On the Hyers-Ulam-Rassias stability of an additive-cubic-quartic functional equation. (English) Zbl 1434.39025 J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 26, No. 4, 247-254 (2019). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{Y.-H. Lee}, J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 26, No. 4, 247--254 (2019; Zbl 1434.39025) Full Text: DOI
Kenary, Hassan Azadi; Park, Choonkil; Rassias, Themistocles M.; Lee, Jung Rye Stability of a Cauchy-Jensen additive mapping in various normed spaces. (English) Zbl 1409.39017 Rassias, Themistocles M. (ed.), Applications of nonlinear analysis. Cham: Springer. Springer Optim. Appl. 134, 447-482 (2018). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 47H10 PDF BibTeX XML Cite \textit{H. A. Kenary} et al., Springer Optim. Appl. 134, 447--482 (2018; Zbl 1409.39017) Full Text: DOI
Bahyrycz, Anna; Olko, Jolanta On stability and hyperstability of an equation characterizing multi-Cauchy-Jensen mappings. (English) Zbl 1404.39026 Result. Math. 73, No. 2, Paper No. 55, 18 p. (2018). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B52 39B82 39B72 47H10 PDF BibTeX XML Cite \textit{A. Bahyrycz} and \textit{J. Olko}, Result. Math. 73, No. 2, Paper No. 55, 18 p. (2018; Zbl 1404.39026) Full Text: DOI
Park, Choonkil; Ansari, Arslan Hojt; Almahalebi, Muaadh Stability of an \(m\)th root functional equation in \(C^{*}\)-algebras: a fixed point approach. (English) Zbl 1383.39029 J. Fixed Point Theory Appl. 19, No. 4, 2417-2425 (2017). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 46L05 39B52 PDF BibTeX XML Cite \textit{C. Park} et al., J. Fixed Point Theory Appl. 19, No. 4, 2417--2425 (2017; Zbl 1383.39029) Full Text: DOI
EL-Fassi, Iz-iddine; Kabbaj, Samir On the generalized orthogonal stability of the Pexiderized quadratic functional equations in modular spaces. (English) Zbl 1399.39065 Math. Slovaca 67, No. 1, 165-178 (2017). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 39B62 PDF BibTeX XML Cite \textit{I.-i. EL-Fassi} and \textit{S. Kabbaj}, Math. Slovaca 67, No. 1, 165--178 (2017; Zbl 1399.39065) Full Text: DOI
Park, Won-Gil; Bae, Jae-Hyeong Approximate quadratic forms on restricted domains. (English) Zbl 1341.39017 J. Comput. Anal. Appl. 20, No. 2, 388-397 (2016). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{W.-G. Park} and \textit{J.-H. Bae}, J. Comput. Anal. Appl. 20, No. 2, 388--397 (2016; Zbl 1341.39017)
Park, Choonkil; Kim, Sang O. Fixed points and quadratic \(\rho\)-functional equations. (English) Zbl 1343.39040 J. Nonlinear Sci. Appl. 9, No. 4, 1858-1871 (2016). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S10 PDF BibTeX XML Cite \textit{C. Park} and \textit{S. O. Kim}, J. Nonlinear Sci. Appl. 9, No. 4, 1858--1871 (2016; Zbl 1343.39040) Full Text: DOI Link
Pop, Adina; Pop, Maria S. A generalization of Hyers-Ulam stability on \(m\)-semigroups. (English) Zbl 1340.39045 Miskolc Math. Notes 16, No. 1, 407-421 (2015). MSC: 39B82 39B52 20M14 PDF BibTeX XML Cite \textit{A. Pop} and \textit{M. S. Pop}, Miskolc Math. Notes 16, No. 1, 407--421 (2015; Zbl 1340.39045)
Kim, Gwang Hui; Sahoo, Prasanna K. Stability of a Pexider type functional equation related to distance measures. (English) Zbl 1346.39040 J. Math. Inequal. 9, No. 4, 1169-1179 (2015). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{G. H. Kim} and \textit{P. K. Sahoo}, J. Math. Inequal. 9, No. 4, 1169--1179 (2015; Zbl 1346.39040) Full Text: DOI
Kim, Hark-Mahn; Lee, Soon Refined general quadratic equation with four variables and its stability results. (English) Zbl 1325.39022 J. Comput. Anal. Appl. 18, No. 5, 885-898 (2015). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{H.-M. Kim} and \textit{S. Lee}, J. Comput. Anal. Appl. 18, No. 5, 885--898 (2015; Zbl 1325.39022)
Park, Choonkil; Jang, Sun Young; Saadati, Reza; Shin, Dong Yun An AQCQ-functional equation in normed 2-Banach spaces. (English) Zbl 1325.39023 J. Comput. Anal. Appl. 18, No. 5, 875-884 (2015). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 39B55 PDF BibTeX XML Cite \textit{C. Park} et al., J. Comput. Anal. Appl. 18, No. 5, 875--884 (2015; Zbl 1325.39023)
Shen, Yonghong; Chen, Wei On the stability of septic and octic functional equations. (English) Zbl 1383.39031 J. Comput. Anal. Appl. 18, No. 2, 277-290 (2015). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{Y. Shen} and \textit{W. Chen}, J. Comput. Anal. Appl. 18, No. 2, 277--290 (2015; Zbl 1383.39031)
Dong, Yunbai; Zheng, Bentuo On hyperstability of additive mappings onto Banach spaces. (English) Zbl 1315.39018 Bull. Aust. Math. Soc. 91, No. 2, 278-285 (2015). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{Y. Dong} and \textit{B. Zheng}, Bull. Aust. Math. Soc. 91, No. 2, 278--285 (2015; Zbl 1315.39018) Full Text: DOI
Park, Choonkil; Cho, Yeol Je; Cholamjiak, Prasit; Suantai, Suthep Fixed points and orthogonal stability of functional equations in non-Archimedean spaces. (English) Zbl 1364.39024 J. Appl. Funct. Anal. 9, No. 1-2, 25-41 (2014). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S10 PDF BibTeX XML Cite \textit{C. Park} et al., J. Appl. Funct. Anal. 9, No. 1--2, 25--41 (2014; Zbl 1364.39024)
Kim, Changil; Kang, Chul The generalized Hyers-Ulam stability of additive functional inequalities in non-Archimedean space. (English) Zbl 1317.39037 Far East J. Math. Sci. (FJMS) 88, No. 2, 233-240 (2014). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S10 39B62 PDF BibTeX XML Cite \textit{C. Kim} and \textit{C. Kang}, Far East J. Math. Sci. (FJMS) 88, No. 2, 233--240 (2014; Zbl 1317.39037) Full Text: Link
Kim, Chang Il; Jung, Kap Hun Stability of quadratic functional equations in non-Archimedean spaces. (English) Zbl 1312.39035 Far East J. Math. Sci. (FJMS) 88, No. 2, 217-224 (2014). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 46S10 39B52 PDF BibTeX XML Cite \textit{C. I. Kim} and \textit{K. H. Jung}, Far East J. Math. Sci. (FJMS) 88, No. 2, 217--224 (2014; Zbl 1312.39035) Full Text: Link
Wang, Li Guang; Xu, Kun Peng; Liu, Qiu Wen On the stability of a mixed functional equation deriving from additive, quadratic and cubic mappings. (English) Zbl 1298.39030 Acta Math. Sin., Engl. Ser. 30, No. 6, 1033-1049 (2014). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{L. G. Wang} et al., Acta Math. Sin., Engl. Ser. 30, No. 6, 1033--1049 (2014; Zbl 1298.39030) Full Text: DOI
Alsulami, Saud M. Fixed point method for intuitionistic fuzzy stability of mixed type cubic-quartic functional equation. (English) Zbl 1298.39026 J. Comput. Anal. Appl. 16, No. 2, 359-367 (2014). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S40 PDF BibTeX XML Cite \textit{S. M. Alsulami}, J. Comput. Anal. Appl. 16, No. 2, 359--367 (2014; Zbl 1298.39026)
Koh, Heejeong On the fuzzy stability problems of generalized quintic mappings. (English) Zbl 1298.39027 J. Comput. Anal. Appl. 17, No. 4, 752-763 (2014). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S40 PDF BibTeX XML Cite \textit{H. Koh}, J. Comput. Anal. Appl. 17, No. 4, 752--763 (2014; Zbl 1298.39027)
Cho, Yeol Je; Rassias, Themistocles M.; Saadati, Reza Stability of functional equations in random normed spaces. (English) Zbl 1281.46001 Springer Optimization and Its Applications 86. New York, NY: Springer (ISBN 978-1-4614-8476-9/hbk; 978-1-4614-8477-6/ebook). xix, 246 p. (2013). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 46-02 39-02 39B52 46S10 46S40 PDF BibTeX XML Cite \textit{Y. J. Cho} et al., Stability of functional equations in random normed spaces. New York, NY: Springer (2013; Zbl 1281.46001) Full Text: DOI
Kenary, Hassan Azadi Hyers-Ulam-Rassias stability of a Pexider functional equation in non-Archimedean spaces. (English) Zbl 1280.39017 Tamsui Oxf. J. Inf. Math. Sci. 28, No. 2, 127-136 (2012). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S10 PDF BibTeX XML Cite \textit{H. A. Kenary}, Tamsui Oxf. J. Inf. Math. Sci. 28, No. 2, 127--136 (2012; Zbl 1280.39017)
Park, Choonkil; Saadati, Reza Lattictic random stability of an additive-quadratic functional equation by fixed point method. (English) Zbl 1268.39029 J. Appl. Funct. Anal. 7, No. 1-2, 170-184 (2012). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 46S50 46S40 39B52 PDF BibTeX XML Cite \textit{C. Park} and \textit{R. Saadati}, J. Appl. Funct. Anal. 7, No. 1--2, 170--184 (2012; Zbl 1268.39029)
Park, Won-Gil; Erami, Afshin; Hoseini, Habib; Ghaffaripour, Anoshiravan; Kenary, Hassan Azadi Fuzzy stability of functional equations. (English) Zbl 1269.39012 Int. J. Math. Anal., Ruse 6, No. 29-32, 1423-1429 (2012). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S40 PDF BibTeX XML Cite \textit{W.-G. Park} et al., Int. J. Math. Anal., Ruse 6, No. 29--32, 1423--1429 (2012; Zbl 1269.39012) Full Text: Link
Ghaemi, M. B.; Majani, H. A general system of quadratic functional equations in non-Archimedean fuzzy Menger normed spaces. (English) Zbl 1269.39010 J. Concr. Appl. Math. 10, No. 1-2, 40-52 (2012). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 46S10 46S40 39B52 PDF BibTeX XML Cite \textit{M. B. Ghaemi} and \textit{H. Majani}, J. Concr. Appl. Math. 10, No. 1--2, 40--52 (2012; Zbl 1269.39010)
Wang, Liguang; Zhang, Lanlan On \(n\)-Jordan homomorphisms in \(JC^*\)-algebra. (English) Zbl 1202.39022 Far East J. Math. Sci. (FJMS) 40, No. 2, 225-233 (2010). Reviewer: Pál Burai (Debrecen) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{L. Wang} and \textit{L. Zhang}, Far East J. Math. Sci. (FJMS) 40, No. 2, 225--233 (2010; Zbl 1202.39022) Full Text: Link
Park, Kyoo-Hong; Jung, Yong-Soo Approximately quadratic derivations and generalized homomorphisms. (English) Zbl 1201.39026 J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 17, No. 2, 115-130 (2010). Reviewer: Mihály Bessenyei (Debrecen) MSC: 39B82 39B62 39B52 PDF BibTeX XML Cite \textit{K.-H. Park} and \textit{Y.-S. Jung}, J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 17, No. 2, 115--130 (2010; Zbl 1201.39026)
Száz, Árpád Applications of relations and relators in the extensions of stability theorems for homogeneous and additive functions. (English) Zbl 1175.39011 Aust. J. Math. Anal. Appl. 6, No. 1, Article 16, 66 p. (2009). MSC: 39B52 39B82 54C60 54C65 PDF BibTeX XML Cite \textit{Á. Száz}, Aust. J. Math. Anal. Appl. 6, No. 1, Article 16, 66 p. (2009; Zbl 1175.39011) Full Text: Link
Najati, Abbas; Eskandani, Golamreza Zamani; Park, Choonkil Stability of homomorphisms and derivations in proper \(JCQ^*\)-triples associated to the Pexiderized Cauchy type mapping. (English) Zbl 1175.39023 Bull. Korean Math. Soc. 46, No. 1, 45-60 (2009). Reviewer: Mihály Bessenyei (Debrecen) MSC: 39B82 39B52 46B03 46H35 47L60 PDF BibTeX XML Cite \textit{A. Najati} et al., Bull. Korean Math. Soc. 46, No. 1, 45--60 (2009; Zbl 1175.39023) Full Text: DOI
Cho, Young-Sun; Jun, Kil-Woung The stability of functional inequalities with additive mappings. (English) Zbl 1175.39016 Bull. Korean Math. Soc. 46, No. 1, 11-23 (2009). Reviewer: Mihály Bessenyei (Debrecen) MSC: 39B82 39B55 PDF BibTeX XML Cite \textit{Y.-S. Cho} and \textit{K.-W. Jun}, Bull. Korean Math. Soc. 46, No. 1, 11--23 (2009; Zbl 1175.39016) Full Text: DOI
Kang, Sheon-Young; Chang, Ick-Soon The functional inequalities related to a derivation and a generalized derivation. (English) Zbl 1170.39013 J. Comput. Anal. Appl. 11, No. 1, 159-170 (2009). Reviewer: Pál Burai (Debrecen) MSC: 39B62 39B52 39B82 46G05 PDF BibTeX XML Cite \textit{S.-Y. Kang} and \textit{I.-S. Chang}, J. Comput. Anal. Appl. 11, No. 1, 159--170 (2009; Zbl 1170.39013)
Jun, Kil-Woung; Roh, Jaiok On the stability of Cauchy additive mappings. (English) Zbl 1156.39018 Bull. Belg. Math. Soc. - Simon Stevin 15, No. 3, 391-402 (2008). Reviewer: Jacek Chmieliński (Kraków) MSC: 39B82 PDF BibTeX XML Cite \textit{K.-W. Jun} and \textit{J. Roh}, Bull. Belg. Math. Soc. - Simon Stevin 15, No. 3, 391--402 (2008; Zbl 1156.39018) Full Text: Euclid
Maligranda, Lech A result of Tosio Aoki about a generalization of Hyers-Ulam stability of additive functions – a question of priority. (English) Zbl 1158.39019 Aequationes Math. 75, No. 3, 289-296 (2008). Reviewer: Themistocles M. Rassias (Athens) MSC: 39B82 47H10 39B62 39B52 PDF BibTeX XML Cite \textit{L. Maligranda}, Aequationes Math. 75, No. 3, 289--296 (2008; Zbl 1158.39019) Full Text: DOI
Park, Choonkil Approximate isomorphisms in \(C^{*}\)-algebras. (English) Zbl 1148.39028 Acta Appl. Math. 102, No. 1, 71-85 (2008). Reviewer: Mihály Bessenyei (Debrecen) MSC: 39B82 46L05 47B48 39B52 PDF BibTeX XML Cite \textit{C. Park}, Acta Appl. Math. 102, No. 1, 71--85 (2008; Zbl 1148.39028) Full Text: DOI
Nakmahachalasint, Paisan Hyers-Ulam-Rassias and Ulam-Gavruta-Rassias stabilities of an additive functional equation in several variables. (English) Zbl 1148.39027 Int. J. Math. Math. Sci. 2007, Article ID 13437, 6 p. (2007). Reviewer: Mihály Bessenyei (Debrecen) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{P. Nakmahachalasint}, Int. J. Math. Math. Sci. 2007, Article ID 13437, 6 p. (2007; Zbl 1148.39027) Full Text: DOI EuDML
Nakmahachalasint, Paisan On the generalized Ulam-Gavruta-Rassias stability of mixed-type linear and Euler-Lagrange-Rassias functional equations. (English) Zbl 1148.39026 Int. J. Math. Math. Sci. 2007, Article ID 63239, 10 p. (2007). Reviewer: Mihály Bessenyei (Debrecen) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{P. Nakmahachalasint}, Int. J. Math. Math. Sci. 2007, Article ID 63239, 10 p. (2007; Zbl 1148.39026) Full Text: DOI EuDML
Ravi, K.; Kumar, M. Arun Stability of a quadratic functional equation. (English) Zbl 1140.39017 Int. J. Pure Appl. Math. 36, No. 3, 391-402 (2007). Reviewer: Pál Burai (Debrecen) MSC: 39B82 39B22 39B52 PDF BibTeX XML Cite \textit{K. Ravi} and \textit{M. A. Kumar}, Int. J. Pure Appl. Math. 36, No. 3, 391--402 (2007; Zbl 1140.39017)
Chang, Ick-Soon; Jung, Yong-Soo Stability for the functional equation of cubic type. (English) Zbl 1120.39026 J. Math. Anal. Appl. 334, No. 1, 85-96 (2007). Reviewer: János Aczél (Waterloo/Ontario) MSC: 39B82 39B22 39B52 PDF BibTeX XML Cite \textit{I.-S. Chang} and \textit{Y.-S. Jung}, J. Math. Anal. Appl. 334, No. 1, 85--96 (2007; Zbl 1120.39026) Full Text: DOI
Tabor, Jacek; Tabor, Józef General stability of functional equations of linear type. (English) Zbl 1111.39027 J. Math. Anal. Appl. 328, No. 1, 192-200 (2007). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 39B82 39B52 PDF BibTeX XML Cite \textit{J. Tabor} and \textit{J. Tabor}, J. Math. Anal. Appl. 328, No. 1, 192--200 (2007; Zbl 1111.39027) Full Text: DOI