Govindan, Vediyappan; Hwang, Inho; Park, Choonkil Hyers-Ulam stability of an \(n\)-variable quartic functional equation. (English) Zbl 1484.39029 AIMS Math. 6, No. 2, 1452-1469 (2021). MSC: 39B72 39B82 39B52 PDFBibTeX XMLCite \textit{V. Govindan} et al., AIMS Math. 6, No. 2, 1452--1469 (2021; Zbl 1484.39029) Full Text: DOI
Tamilvanan, Kandhasamy; Lee, Jung Rye; Park, Choonkil Ulam stability of a functional equation deriving from quadratic and additive mappings in random normed spaces. (English) Zbl 1487.39035 AIMS Math. 6, No. 1, 908-924 (2021). MSC: 39B82 39B52 39B72 PDFBibTeX XMLCite \textit{K. Tamilvanan} et al., AIMS Math. 6, No. 1, 908--924 (2021; Zbl 1487.39035) Full Text: DOI
Ege, Ozgur; Ayadi, Souad; Park, Choonkil Ulam-Hyers stabilities of a differential equation and a weakly singular Volterra integral equation. (English) Zbl 1495.47126 J. Inequal. Appl. 2021, Paper No. 19, 12 p. (2021). MSC: 47N20 47H10 39B82 45D05 PDFBibTeX XMLCite \textit{O. Ege} et al., J. Inequal. Appl. 2021, Paper No. 19, 12 p. (2021; Zbl 1495.47126) Full Text: DOI
Madadi, Masoumeh; Saadati, Reza; Park, Choonkil; Rassias, John Michael Stochastic Lie bracket (derivation, derivation) in MB-algebras. (English) Zbl 1487.47069 J. Inequal. Appl. 2020, Paper No. 141, 15 p. (2020). MSC: 47B80 47A63 39B72 39B82 PDFBibTeX XMLCite \textit{M. Madadi} et al., J. Inequal. Appl. 2020, Paper No. 141, 15 p. (2020; Zbl 1487.47069) Full Text: DOI
Park, Choonkil; Bodaghi, Abasalt Two multi-cubic functional equations and some results on the stability in modular spaces. (English) Zbl 1503.39021 J. Inequal. Appl. 2020, Paper No. 6, 16 p. (2020). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{C. Park} and \textit{A. Bodaghi}, J. Inequal. Appl. 2020, Paper No. 6, 16 p. (2020; Zbl 1503.39021) Full Text: DOI
Hwang, Inho; Park, Choonkil Bihom derivations in Banach algebras. (English) Zbl 1441.46034 J. Fixed Point Theory Appl. 21, No. 3, Paper No. 81, 14 p. (2019). MSC: 46H25 46H05 39B52 47B47 PDFBibTeX XMLCite \textit{I. Hwang} and \textit{C. Park}, J. Fixed Point Theory Appl. 21, No. 3, Paper No. 81, 14 p. (2019; Zbl 1441.46034) Full Text: DOI
Park, Choonkil; Rassias, J. M.; Bodaghi, Abasalt; Kim, Sang Og Approximate homomorphisms from ternary semigroups to modular spaces. (English) Zbl 1435.17005 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 3, 2175-2188 (2019). Reviewer: Maryam Amyari (Mashhad) MSC: 17A40 39B52 39B82 PDFBibTeX XMLCite \textit{C. Park} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 3, 2175--2188 (2019; Zbl 1435.17005) Full Text: DOI
Ansari, Arslan Hojat; Demma, Marta; Guran, Liliana; Lee, Jung Rye; Park, Choonkil Fixed point results for \(C\)-class functions in modular metric spaces. (English) Zbl 06969094 J. Fixed Point Theory Appl. 20, No. 3, Paper No. 103, 19 p. (2018). MSC: 47H10 54H25 PDFBibTeX XMLCite \textit{A. H. Ansari} et al., J. Fixed Point Theory Appl. 20, No. 3, Paper No. 103, 19 p. (2018; Zbl 06969094) Full Text: DOI
Park, Choonkil; Shin, Dong Yun; Lee, Jung Rye Fixed points and additive \(\rho\)-functional equations. (English) Zbl 1356.39007 J. Fixed Point Theory Appl. 18, No. 3, 569-586 (2016). Reviewer: Maryam Amyari (Mashhad) MSC: 39B82 39B52 46S10 PDFBibTeX XMLCite \textit{C. Park} et al., J. Fixed Point Theory Appl. 18, No. 3, 569--586 (2016; Zbl 1356.39007) Full Text: DOI
Park, C. Quadratic \(\rho\)-functional inequalities in non-Archimedean normed spaces. (English) Zbl 1403.39025 J. Contemp. Math. Anal., Armen. Acad. Sci. 50, No. 4, 187-195 (2015) and Izv. Nats. Akad. Nauk Armen., Mat. 50, No. 4, 68-80 (2015). Reviewer: Snezhana Hristova (Plovdiv) MSC: 39B62 46S10 39B52 47S10 12J25 PDFBibTeX XMLCite \textit{C. Park}, J. Contemp. Math. Anal., Armen. Acad. Sci. 50, No. 4, 187--195 (2015; Zbl 1403.39025) Full Text: DOI
Park, Choonkil Functional inequalities in non-Archimedean normed spaces. (English) Zbl 1315.39016 Acta Math. Sin., Engl. Ser. 31, No. 3, 353-366 (2015). Reviewer: József Sándor (Cluj-Napoca) MSC: 39B62 46S10 39B52 PDFBibTeX XMLCite \textit{C. Park}, Acta Math. Sin., Engl. Ser. 31, No. 3, 353--366 (2015; Zbl 1315.39016) Full Text: DOI
Park, Choonkil Orthogonally additive-additive functional equation. (English) Zbl 1333.39040 Milovanović, Gradimir V. (ed.) et al., Analytic number theory, approximation theory, and special functions. In honor of Hari M. Srivastava. New York, NY: Springer (ISBN 978-1-4939-0257-6/hbk; 978-1-4939-0258-3/ebook). 759-772 (2014). Reviewer: Prasanna Sahoo (Louisville) MSC: 39B82 39B52 39B55 46S10 PDFBibTeX XMLCite \textit{C. Park}, in: Analytic number theory, approximation theory, and special functions. In honor of Hari M. Srivastava. New York, NY: Springer. 759--772 (2014; Zbl 1333.39040) Full Text: DOI
Lee, Jung Rye; Lee, Sung Jin; Park, Choonkil Orthogonally additive and orthogonally quadratic functional equation. (English) Zbl 1524.39043 Korean J. Math. 21, No. 1, 1-21 (2013). MSC: 39B72 39B52 54E40 47H10 46S10 47S10 26E30 PDFBibTeX XMLCite \textit{J. R. Lee} et al., Korean J. Math. 21, No. 1, 1--21 (2013; Zbl 1524.39043) Full Text: DOI
Park, Choonkil; Alaca, Cihangir Mazur-Ulam theorem under weaker conditions in the framework of 2-fuzzy 2-normed linear spaces. (English) Zbl 1296.46061 J. Inequal. Appl. 2013, Paper No. 78, 9 p. (2013). MSC: 46S40 51M25 46B04 PDFBibTeX XMLCite \textit{C. Park} and \textit{C. Alaca}, J. Inequal. Appl. 2013, Paper No. 78, 9 p. (2013; Zbl 1296.46061) Full Text: DOI
Park, Choonkil; Alaca, Cihangir An introduction to 2-fuzzy \(n\)-normed linear spaces and a new perspective to the Mazur-Ulam problem. (English) Zbl 1280.46049 J. Inequal. Appl. 2012, Paper No. 14, 17 p. (2012). MSC: 46S40 46B04 PDFBibTeX XMLCite \textit{C. Park} and \textit{C. Alaca}, J. Inequal. Appl. 2012, Paper No. 14, 17 p. (2012; Zbl 1280.46049) Full Text: DOI
Cho, Yeol Je; Park, Choonkil; Saadati, Reza Functional inequalities in non-Archimedean Banach spaces. (English) Zbl 1203.39015 Appl. Math. Lett. 23, No. 10, 1238-1242 (2010). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 39B82 46S10 39B52 39B62 PDFBibTeX XMLCite \textit{Y. J. Cho} et al., Appl. Math. Lett. 23, No. 10, 1238--1242 (2010; Zbl 1203.39015) Full Text: DOI
Park, Choonkil Fixed points and the stability of an AQCQ-functional equation in non-Archimedean normed spaces. (English) Zbl 1192.39024 Abstr. Appl. Anal. 2010, Article ID 849543, 15 p. (2010). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{C. Park}, Abstr. Appl. Anal. 2010, Article ID 849543, 15 p. (2010; Zbl 1192.39024) Full Text: DOI EuDML
An, Jong Su; Cui, Jianlian; Park, Choonkil Jordan *-derivations on \(C^*\)-algebras and \(JC^*\)-algebras. (English) Zbl 1243.46046 Abstr. Appl. Anal. 2008, Article ID 410437, 12 p. (2008). MSC: 46L05 46L70 39B82 47B47 PDFBibTeX XMLCite \textit{J. S. An} et al., Abstr. Appl. Anal. 2008, Article ID 410437, 12 p. (2008; Zbl 1243.46046) Full Text: DOI