Computing · 1983 · 50 citations · 3 references
Spectral TheoryNumerical AnalysisMethod Of Fundamental SolutionNumerical ComputationEngineeringPerturbation MethodDifferential Eigenvalue ProblemsOperational ApproachTau MethodComputational MechanicsNumerical TreatmentNumerical Method For Partial Differential Equation
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Eduardo L. Ortiz · SIAM Journal on Numerical Analysis · 1969 · 221 citations