Breckner, Wolfgang W.; Trif, Tiberiu Convex functions and related functional equations. Selected topics. (English) Zbl 1202.26001 Cluj-Napoca: Cluj University Press (ISBN 978-973-610-717-7/pbk). xiv, 390 p. (2008). Reviewer: Gheorghe Toader (Cluj-Napoca) MSC: 26-02 26A51 26B25 47A60 PDFBibTeX XMLCite \textit{W. W. Breckner} and \textit{T. Trif}, Convex functions and related functional equations. Selected topics. Cluj-Napoca: Cluj University Press (2008; Zbl 1202.26001)
Breckner, Wolfgang W.; Trif, Tiberiu Equicontinuity and singularities of families of monomial mappings. (English) Zbl 1120.54021 Stud. Univ. Babeș-Bolyai, Math. 51, No. 3, 11-30 (2006). MSC: 54E52 26A42 PDFBibTeX XMLCite \textit{W. W. Breckner} and \textit{T. Trif}, Stud. Univ. Babeș-Bolyai, Math. 51, No. 3, 11--30 (2006; Zbl 1120.54021)
Breckner, Wolfgang W.; Trif, Tiberiu Equicontinuity and Hölder equicontinuity of families of generalized convex mappings. (English) Zbl 0971.46050 N. Z. J. Math. 28, No. 2, 155-170 (1999). Reviewer: Chandra Shekhar Sharma (London) MSC: 46T20 26B25 46G05 PDFBibTeX XMLCite \textit{W. W. Breckner} and \textit{T. Trif}, N. Z. J. Math. 28, No. 2, 155--170 (1999; Zbl 0971.46050)
Breckner, Wolfgang W.; Trif, Tiberiu; Varga, Csaba Some applications of the condensation of the singularities of families of nonnegative functions. (English) Zbl 0955.26004 Anal. Math. 25, No. 1, 15-32 (1999). MSC: 26A45 26A21 PDFBibTeX XMLCite \textit{W. W. Breckner} et al., Anal. Math. 25, No. 1, 15--32 (1999; Zbl 0955.26004) Full Text: DOI
Breckner, Wolfgang W.; Trif, Tiberiu; Varga, Csaba Some applications of the condensation of the singularities of families of nonnegative functions. II. (English) Zbl 0907.46013 Stancu, Dimitrie D. (ed.) et al., Approximation and optimization. Proceedings of ICAOR: international conference, Cluj-Napoca, Romania, July 29–August 1, 1996. Volume I. Cluj-Napoca: Transilvania Press, 193-202 (1997). MSC: 46B45 47B10 47L20 PDFBibTeX XMLCite \textit{W. W. Breckner} et al., in: Approximation and optimization. Proceedings of ICAOR: international conference, Cluj-Napoca, Romania, July 29--August 1, 1996. Volume I. Cluj-Napoca: Transilvania Press. 193--202 (1997; Zbl 0907.46013)
Breckner, Wolfgang W.; Göpfert, Alfred; Trif, Tiberiu Characterizations of ultrabarrelledness and barrelledness involving the singularities of families of convex mappings. (English) Zbl 0871.46001 Manuscr. Math. 91, No. 1, 17-34 (1996). MSC: 46A08 46A40 26B25 52A41 46A55 PDFBibTeX XMLCite \textit{W. W. Breckner} et al., Manuscr. Math. 91, No. 1, 17--34 (1996; Zbl 0871.46001) Full Text: DOI EuDML
Breckner, Wolfgang W.; Trif, Tiberiu On the singularities of certain families of nonlinear mappings. (English) Zbl 0852.47034 PU.M.A., Pure Math. Appl. 6, No. 2-3, 121-137 (1995). MSC: 47N10 46N10 26A45 PDFBibTeX XMLCite \textit{W. W. Breckner} and \textit{T. Trif}, PU.M.A., Pure Math. Appl. 6, No. 2--3, 121--137 (1995; Zbl 0852.47034)