Schröder equation

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Revision as of 13:02, 7 June 2011 by Bo198214 (talk | contribs) (add Abel)
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For a given function $f$ and constant $c$ find a function $\sigma$ such that $$\sigma(f(x))=c \sigma(x).$$

The Schröder equation can be transformed into the form of an Abel equation: $$\log_c(\sigma(x))=1+\log_c(\sigma(x))$$