01245nam a2200325 i 450099100091773970753620020507175832.0931012s1989 uk ||| | eng 0521352762b10775614-39ule_instLE01304299ExLDip.to Matematicaeng515.84AMS 39BAMS 39B40 (1985)LC QA431.A334Aczél, Janos334673Functional equations in several variables :with applications to mathematics, information theory and to the natural and social sciences /J. Aczél, J. DhombresCambridge :Cambridge University Press,1989xiii, 462 p. ;24 cm.Encyclopedia of mathematics and its applications ;31Functional equationsFunctions of real variablesDhombres, Jean G..b1077561423-02-1728-06-02991000917739707536LE013 39B ACZ12 (1989)12013000003955le013-E0.00-l- 06160.i1087448328-06-02Functional equations in several variables922873UNISALENTOle01301-01-93ma -enguk 01