Deviation of level lines and their orthogonal trajectories under univalent convex maps of the unit disc

DOI10.1007/BF01056287zbMath0684.30010MaRDI QIDQ4734062

P. I. Sizhuk, A. A. Butenko

Publication date: 1989

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

extremal problemlevel linesinclinationorthogonal trajectories

Mathematics Subject Classification ID

Special classes of univalent and multivalent functions of one complex variable (starlike, convex, bounded rotation, etc.) (30C45)

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