Abstract
We consider the problem of the extension of a continuous function defined on a circle to the interior of the disk without critical points.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 56, No. 8, pp. 1011–1017, August, 2004.
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Andriyuk, E.P. On extension of continuous functions defined on a circle. Ukr Math J 56, 1203–1211 (2004). https://doi.org/10.1007/s11253-005-0052-7
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DOI: https://doi.org/10.1007/s11253-005-0052-7