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< 34Kxx | 34-XX | 34Mxx >
34-XX Ordinary differential equations
34Lxx Ordinary differential operators [See also 47E05]
34L05   General spectral theory
34L10   Eigenfunctions, eigenfunction expansions, completeness of eigenfunctions
34L15   Eigenvalues, estimation of eigenvalues, upper and lower bounds
34L16   Numerical approximation of eigenvalues and of other parts of the spectrum
34L20   Asymptotic distribution of eigenvalues, asymptotic theory of eigenfunctions
34L25   Scattering theory, inverse scattering
34L30   Nonlinear ordinary differential operators
34L40   Particular operators (Dirac, one-dimensional Schrödinger, etc.)
34L99   None of the above, but in this section
< 34Kxx | 34-XX | 34Mxx >
American Mathematical Society