No. 37 (170), issue 4Pages 57 - 64

SINGULAR PERTURBED PARTIAL DIFFERENTIAL EQUATION OF FIRST ORDER IN A CASE OF STABILITY CHANGE

E. A. Derkunova
The theorem on differential unequalities for partial differantial equations of the first order is formulated and proofed. Its applicaition for initial problem with inner transition layer is illustrated.
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Keywords
singular perturbations, asimptotic method of differential unequalities, stability change