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aequationes mathematicae Vol. 46, 1993 University of Waterloo, Ontario Canada Birkhauser Verlag, Basel - Boston: Berlin aequationes mathematicae Editorial Office Editors Professor J. Aczél Professor M. A. McKiernan University of Waterloo, Faculty of Mathematics, Waterloo, Ontario, University of Waterloo University of Waterloo Canada N2L 3GI. Waterloo, Ont., Canada N2L 3G1 Waterloo, Ont., Canada N2L 3G1 Editor in Chief and Managing Editor aequationes mathematicae is published by the University of Waterloo Professor E. M. Moskal and Birkhauser Verlag. Professor C. T. Ng University of Waterloo The journal publishes papers in pure and applied mathematics in University of Waterloo Waterloo, Ont., Canada N2L 3G1 general, but, in particular, papers on functional equations, Waterloo, Ont., Canada N2L 3G1 combinatorics, dynamical systems, and numerical analysis. The Associate Managing Editor Professor Z. 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L., Hauss, M.: Eulerian numbers with fractional order parameters Brzdek, J.: On a generalization of the Cauchy functional equation Chmielinski, J., Tabor, J.: On approximate solutions of the Pexider equation Cusick, T. W.: On Perrine’s generalized Markoff equations Dunham, Ch. B., Zhu, Ch. Z.: Continuous dependence of the local strong unicity constant on domain Ebanks, B. R., Ng, C. T.: On generalized cocycle equations Gautschi, W., Li, H.: Aset of orthogonal polynomials induced by a given orthogonal polynomial Girgensohn, R.: Functional equations and nowhere differentiable functions . Lancaster, P., Ye, Q.: Definitizable Hermitian matrix pencils Matkowski, J., Ratz, J.: On the equality condition in Hélder’s and Min- kowski’s inequalities Neuman, F:: On the n-th order iterative ordinary linear differential equations Walter, W., Weckesser, V.: An integral inequality of convolution type ... . Zdun, M. C.: The structure of iteration groups of continuous functions . . Bibliography Works on functional equations and inequalities in several variables — XVII Report of Meeting The Thirtieth International Symposium on Functional Equations, September 20-26, 1992, Oberwolfach, Germany Problems and Solutions Problems and Solutions Summaries Baker, J. A.: Some propositions related to a dilation theorem of W. Benz . Chaljub-Simon, A., Volkmann, P.: Caractérisation du module d’une fonction additive a l’aide d’une équation fonctionnelle Dilcher, K.: On generalized gamma functions related to the Laurent coef- ficients of the Riemann zeta function Girgensohn, R.: Nowhere differentiable solutions of a system of functional equations Losonczi, L.: Solution of (2,2)-type sum form functional equations with several unknown functions Mach, A.: The translation equation on certain n-groups Mayor, G., Torrens, J.: De Rham systems and the solution of a class of functional equations McMullen, P.: Realizations of regular apeirotopes Paganoni-Marzegalli, S.: One-parameter system of functional equations . Walter, W., Weckesser, V.: An integral inequality of convolution type ... .