On transformations of singular quadratic functionals corresponding to equation
Zuzana Došlá, Ondřej Došlý (1988)
Archivum Mathematicum
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Zuzana Došlá, Ondřej Došlý (1988)
Archivum Mathematicum
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Zuzana Došlá (1989)
Archivum Mathematicum
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Vladimír Kaňovský (1984)
Archivum Mathematicum
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