Barantsev, R. G. A boundary problem for equation \(\psi_{\sigma\sigma} - K(\sigma) \psi_{\theta\theta} = 0\), with values given on the characteristic and \(\sigma\) = const. lines. (Russian) Zbl 0078.08502 Dokl. Akad. Nauk SSSR 113, 955-958 (1957). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:Partial Differential Equations; Potential Theory × Cite Format Result Cite Review PDF