Abstract
We construct asymptotic solutions of singularly perturbed homogeneous and inhomogeneous systems of integro-differential Fredholm-type equations with a degenerate matrix as the coefficient of the derivative.
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N. I. Shkil’,Asymptotic Methods in Differential Equations [in Ukrainian], Vyshcha Shkola, Kiev (1971).
N. I. Shkil’,Asymptotic Methods in the Theory of Linear Differential Equations and Their Applications [in Russian], Vyshcha Shkola, Kiev (1996).
N. I. Shkil’, I. I. Starun, and V. P. Yakovets,Asymptotic Integration of Linear Systems of Degenerate Differential Equations [in Russian], Vyshcha Shkola, Kiev (1991).
N. N. Bogolyubov and Yu. A. Mitropol’skii,Asymptotic Methods in the Theory of Nonlinear Oscillations [in Russian], Nauka, Moscow (1963).
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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 51, No. 12, pp. 1694–1703, December, 1999.
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Shkil’, N.I., Zavizion, G.V. Systems of singularly perturbed degenerate integro-differential equations. Ukr Math J 51, 1917–1928 (1999). https://doi.org/10.1007/BF02525133
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DOI: https://doi.org/10.1007/BF02525133