Summary.
We prove that for every real a and b such that \( ab \neq 0 \) there exists a very irregular compactly supported solution \( \varphi : {\Bbb R} \rightarrow {\Bbb R} \) of the functional equation¶\( \varphi(x)=a\varphi(2x)+b\varphi(2x-1) \).
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Received: June 2, 1999; final version: June 21, 2000.
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Morawiec, J. On the existence of irregular solutions of the two-coefficient dilation equation. Aequ. math. 62, 79–84 (2001). https://doi.org/10.1007/PL00000145
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DOI: https://doi.org/10.1007/PL00000145