Singular perturbation problems for linear elliptic differential operators of arbitrary order. II: Degeneration to first order operators

DOI10.1016/0022-247X(75)90184-5zbMath0297.35007OpenAlexW4206317547MaRDI QIDQ1214038

J. G. Besjes

Publication date: 1975

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0022-247x(75)90184-5

Mathematics Subject Classification ID

Degenerate elliptic equations (35J70) Perturbation theory of linear operators (47A55) General theory of partial differential operators (47F05) Perturbations in context of PDEs (35B20)

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Singularly perturbed problems in partial differential equations: A survey

Cites Work

• Asymptotic solutions of singular perturbation problems for linear differential equations of elliptic type
• Regular degeneration and boundary layer for linear differential equations with small parameter