Intriductory Principles
Classical Asymptotic Methods
Regular Perturbation Expansions
Singular Perturbation Expansions * Poincare-Lindstedt * Multiple Scales * WKB Theory & Waves * The "Reductive Perturbation Method" * Matched Asymptotics & Boundary Layer Theory * Renomalization * Logarithmic Switchback
Hyperasymptotics (Beyond All Orders)
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