On the spectrum of a weak class of operator pencils of waveguide type


Hasanov M.

MATHEMATISCHE NACHRICHTEN, cilt.279, ss.843-853, 2006 (SCI İndekslerine Giren Dergi) identifier identifier

  • Cilt numarası: 279 Konu: 8
  • Basım Tarihi: 2006
  • Doi Numarası: 10.1002/mana.200310398
  • Dergi Adı: MATHEMATISCHE NACHRICHTEN
  • Sayfa Sayıları: ss.843-853

Özet

The paper introduces a new class of two parameter non-overdamped operator pencils arising from evolution equations. We investigate spectral properties, including variational principles for "interior" points of the spectrum. Examples leading to pencils of the new class are given. (c) 2006 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.