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On the Kellogg Method and its Variants
Author(s) -
van Hot Le,
Kolomý Josef
Publication year - 1984
Publication title -
mathematische nachrichten
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.913
H-Index - 50
eISSN - 1522-2616
pISSN - 0025-584X
DOI - 10.1002/mana.19841180114
Subject(s) - mathematics , convergence (economics) , spectrum (functional analysis) , calculus (dental) , pure mathematics , medicine , physics , quantum mechanics , economics , economic growth , dentistry
Necessary and sufficient conditions for the convergence of the K ELLOGG method and its variants for unbounded self‐adjoint operators with the non‐isolated spectrum are derived. Moreover, some error estimates are established.