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Asymptotic solution of higher‐order differential equations with several turning points, and application to wave propagation in slowly varying waveguides
Author(s) -
Anyanwu Donatus U.,
Keller Joseph B.
Publication year - 1978
Publication title -
communications on pure and applied mathematics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.12
H-Index - 115
eISSN - 1097-0312
pISSN - 0010-3640
DOI - 10.1002/cpa.3160310106
Subject(s) - order (exchange) , citation , mathematics , first order , differential equation , calculus (dental) , computer science , mathematical analysis , library science , medicine , dentistry , finance , economics