Abstract
Exact† solutions of mathematical problems are often difficult or impossible to obtain and one therefore often tries to find approximate solutions. There are many methods for doing this, and we shall briefly describe some of the methods. For a given problem, a mixture of various methods may be used.
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© 1988 Springer Science+Business Media New York
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Lagerstrom, P.A. (1988). Introduction: General Concepts of Singular Perturbation Theory. In: Matched Asymptotic Expansions. Applied Mathematical Sciences, vol 76. Springer, New York, NY. https://doi.org/10.1007/978-1-4757-1990-1_1
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DOI: https://doi.org/10.1007/978-1-4757-1990-1_1
Publisher Name: Springer, New York, NY
Print ISBN: 978-1-4419-3086-6
Online ISBN: 978-1-4757-1990-1
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