Wave packet pseudomodes of variable coefficient differential operators

DOI10.1098/rspa.2005.1500zbMath1206.34109OpenAlexW2096476443MaRDI QIDQ5428300

Lloyd N. Threfethen

Publication date: 21 November 2007

Published in: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences (Search for Journal in Brave)

Full work available at URL: https://ora.ox.ac.uk/objects/uuid:64efc420-fb35-43c0-a187-b1b80253f255

zbMATH Keywords

wave packetspseudospectradichotomyWKBJ

Mathematics Subject Classification ID

General theory of ordinary differential operators (47E05) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20) Dichotomy, trichotomy of solutions to ordinary differential equations (34D09) Pseudodifferential operators (47G30) Ordinary differential operators (34L99)

Related Items (12)

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Uses Software

• Matlab
• Eigtool
• Seigtool

Cites Work

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