Brief Communications

System of Linear Differential Equations with Degeneracy at a Point

N. I. Shkil', G. V. Zavizion

Dragomanov National Pedagogical University

Keywords: linear differential equation, singularly perturbed differential equation, asymptotic integration, characteristic equation, eigenvalue of a matrix.

Received: 24.12.2004

DOI: 10.4213/mzm4110

 English version: Mathematical Notes, 2008, 83:5, 727–731

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