The number of bound states of one-body Schrödinger operators and the Weyl problem. (English) Zbl 0445.58029
Geometry of the Laplace operator, Honolulu/Hawaii 1979, Proc. Symp. Pure Math., Vol. 36, 241-252 (1980).
MSC:
58J50 | Spectral problems; spectral geometry; scattering theory on manifolds |
58C40 | Spectral theory; eigenvalue problems on manifolds |
58J90 | Applications of PDEs on manifolds |
35P15 | Estimates of eigenvalues in context of PDEs |