It is shown that the partitioning technique (PT) provides us with upper (lower) bounds for the scattering phase shifts under the same conditions where Schwinger's variational method (SVM) leads to lower (upper) bounds.
|Number of pages||2|
|Journal||Journal of Mathematical Physics|
|Publication status||Published - 1982|
ASJC Scopus subject areas
- Statistical and Nonlinear Physics
- Mathematical Physics