TY - JOUR AU - Baricz, Árpád TI - Convexity of the zero-balanced Gaussian hypergeometric functions with respect to Hölder means JF - JOURNAL OF INEQUALITIES IN PURE AND APPLIED MATHEMATICS J2 - J INEQUAL PURE APPL MATH VL - 8 PY - 2007 IS - 2 SP - 1 EP - 9 PG - 9 SN - 1443-5756 UR - https://m2.mtmt.hu/api/publication/1416258 ID - 1416258 AB - In this note we investigate the convexity of zero-balanced Gaussian hypergeometric functions and general power series with respect to Hölder means. LA - English DB - MTMT ER - TY - JOUR AU - Baricz, Árpád TI - Functional inequalities involving special functions. II. JF - JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS J2 - J MATH ANAL APPL VL - 327 PY - 2007 IS - 2 SP - 1202 EP - 1213 PG - 12 SN - 0022-247X DO - 10.1016/j.jmaa.2006.05.006 UR - https://m2.mtmt.hu/api/publication/1353027 ID - 1353027 AB - This paper is motivated by an open problem of Anderson, Vamanamurthy, and Vuorinen. We prove a chain of inequalities for hypergeometric functions, generalized and normalized Bessel functions, Kummer functions and for some general power series. Some particular cases and refinements are given. LA - English DB - MTMT ER -