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Harmonic Dirichlet problem in a ring sector. (English) Zbl 1323.31004

Mityushev, Vladimir V. (ed.) et al., Current trends in analysis and its applications. Proceedings of the 9th ISAAC congress, Kraków, Poland, August 5–9, 2013. Cham: Birkhäuser/Springer (ISBN 978-3-319-12576-3/pbk; 978-3-319-12577-0/ebook). Trends in Mathematics. Research Perspectives, 67-75 (2015).
Summary: In this paper, we construct a harmonic Green function by reflection method in a general ring sector with angle \(\theta=\frac{\pi}{\alpha}\) and \(\alpha\geq\frac{1}{2}\), then the related harmonic Dirichlet problem for the Poisson equation is discussed explicitly.
For the entire collection see [Zbl 1308.00055].

MSC:

31A05 Harmonic, subharmonic, superharmonic functions in two dimensions
31A30 Biharmonic, polyharmonic functions and equations, Poisson’s equation in two dimensions
30E25 Boundary value problems in the complex plane
31A25 Boundary value and inverse problems for harmonic functions in two dimensions
Full Text: DOI

References:

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