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MATHEMATICS
Level lines of the solution to an elliptic equation
V. M. Polyakova
Citation:
V. M. Polyakova, “Level lines of the solution to an elliptic equation”, Dokl. Akad. Nauk SSSR, 140:6 (1961), 1259–1262
Linking options:
https://www.mathnet.ru/eng/dan25664 https://www.mathnet.ru/eng/dan/v140/i6/p1259
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