arXiv
Open Access
2011
Eigenvalues in gaps of selfadjoint operators in Pontryagin spaces
Friedrich Philipp
Abstrak
Given an open real interval Δ and two selfadjoint operators A_1, A_2 in a Π_κ-space with n-dimensional resolvent difference we show that the difference of the total multiplicities of the eigenvalues of A_1 and A_2 in Δ is at most n+2κ.
Topik & Kata Kunci
Penulis (1)
F
Friedrich Philipp
Akses Cepat
Informasi Jurnal
- Tahun Terbit
- 2011
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- Open Access ✓