Variational principles, variational identities, and supervariational principles for wavefunctions

Lectures in Theoretical Physics

1962 • 3,038 citations

The screening approximation for the helium sequence

1960 • 117 citations

Upper Bounds on Scattering Lengths When Composite Bound States Exist

1960 • 106 citations

Upper Bounds on Scattering Lengths for Static Potentials

1959 • 102 citations

Variational Principle for Eigenvalue Equations

1967 • 43 citations

Constructing Variational Principles

1973 • 38 citations

Variational Principles for Expectations

1968 • 33 citations

Useful extremum principle for the variational calculation of matrix elements

1974 • 32 citations

Identities Related to Variational Principles

1972 • 29 citations

The variational calculation of expected values for the helium atom

1967 • 22 citations

Theory of cluster approximations

1974 • 14 citations

A Variation Principle for Eigenfunctions

1954 • 13 citations

Useful extremum principle for the variational calculation of matrix elements. II

1975 • 13 citations

Subsidiary minimum principles for scattering parameters

1974 • 11 citations

Variational Principles for the Wave Function in Scattering Theory

1958 • 10 citations

Super-stationary Variational Method

1954 • 7 citations