An approximation method in the variational theory of the spectrum of operator pencils


Hasanov M.

ACTA APPLICANDAE MATHEMATICAE, cilt.71, ss.117-126, 2002 (SCI İndekslerine Giren Dergi) identifier identifier

  • Cilt numarası: 71 Konu: 2
  • Basım Tarihi: 2002
  • Doi Numarası: 10.1023/a:1014545418177
  • Dergi Adı: ACTA APPLICANDAE MATHEMATICAE
  • Sayfa Sayıları: ss.117-126

Özet

An approximation method, based on a theorem on approximating general operator-valued functions by piecewise-linear ones, is presented and analyzed. Using this method, variational characteristics of the spectrum of a class of operator functions are established.