Asymptotic solution of eigenvalue problems

Methods of Theoretical Physics

1954 • 13,575 citations

Methods of theoretical physics

1954 • 4,781 citations

Quantum mechanics

1949 • 3,083 citations

Corrected bohr-sommerfeld quantum conditions for nonseparable systems

1958 • 627 citations

CXII. The problem of the whispering gallery

1910 • 337 citations

The Billard Ball Problem on a Table With a Convex Boundary--An Illustrative Dynamical Problem

1950 • 60 citations

Associated Legendre Polynomial Approximations

1951 • 3 citations