Barnes, Benedict; Owusu-Ansah, E. D. J.; Amponsah, S. K.; Adjei, I. A. The proofs of triangle inequality using binomial inequalities. (English) Zbl 1404.46018 Eur. J. Pure Appl. Math. 11, No. 1, 352-361 (2018). MSC: 46C05 PDFBibTeX XMLCite \textit{B. Barnes} et al., Eur. J. Pure Appl. Math. 11, No. 1, 352--361 (2018; Zbl 1404.46018) Full Text: Link
Shin, Dong Yun; Lee, Jung Rye; Park, Choonkil Random stability of a functional equation related to an inner product space. (English) Zbl 1389.39042 Eur. J. Pure Appl. Math. 5, No. 4, 540-553 (2012). MSC: 39B52 46S50 46C05 47S50 26E50 PDFBibTeX XMLCite \textit{D. Y. Shin} et al., Eur. J. Pure Appl. Math. 5, No. 4, 540--553 (2012; Zbl 1389.39042) Full Text: Link
Rassias, John Michael The exterior Tricomi and Frankl problems for quaterelliptic-quaterhyperbolic equations with eight parabolic lines. (English) Zbl 1389.35233 Eur. J. Pure Appl. Math. 4, No. 2, 186-208 (2011). MSC: 35M12 35A02 PDFBibTeX XMLCite \textit{J. M. Rassias}, Eur. J. Pure Appl. Math. 4, No. 2, 186--208 (2011; Zbl 1389.35233) Full Text: Link