arXiv
Open Access
2013
Eigenfunctions for rectangles with Neumann boundary conditions
Thomas Hoffmann-Ostenhof
Abstrak
Consider the eigenfunctions $u$ for a ree rectangular membrane wo that $-Δu=λu$ on $\mathcal R(c,d)=(0,d)\times(0,d)$. In this note we show that if if $u>0$ on $\partial \mathcal R(c,d)) then $u\equiv C$ for some positive constant.
Penulis (1)
T
Thomas Hoffmann-Ostenhof
Akses Cepat
Informasi Jurnal
- Tahun Terbit
- 2013
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- en
- Sumber Database
- arXiv
- Akses
- Open Access ✓