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On Darboux solutions of the Euler's equation
Authors:J. Smítal
Affiliation:(1) Department of Mathematics, Komensky University, "Ccaron"SR-842-15 Bratislava, Czechoslovakia
Abstract:Summary We construct a non-constant Darboux functionf: R rarr R which is a solution of the Euler's functional equationf(x + f(x)) = f(x) for everyx. This function is a counter-example to a statement given in the literature.
Keywords:Primary 39B10  Secondary 26A30
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