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Maxima and minima
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Calculus of variations
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Perturbation (Mathematics)
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Perturbation (Quantum dynamics)
Perturbation (Quantum dynamics)
Topic
sh85100182
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id.loc.gov
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Perturbation theory, Quantum mechanical
Broader Terms (2)
Perturbation (Mathematics)
Quantum theory
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Narrower Terms (1)
WKB approximation