Journal of Mathematics and Physics · 1965 · 265 citations · 16 references
Natural SciencesElectrical EngineeringAcousticsApproximation MethodsFourier AnalysisFourier Series MethodsPerturbation TheoryAsymptotic ExpansionsAsymptotic Scattering TheorySpherical Wave ExpansionSurface Wave AsymptoticsWave Equation Expansions
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Higher transcendental functions
Carl Hammer · Journal of the Franklin Institute · 1954 · 6.4K citations