Various Approximations to the Bethe-Salpeter Amplitude
- 25 May 1969
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 181 (5) , 2098-2100
- https://doi.org/10.1103/physrev.181.2098
Abstract
We establish relationships between several approximate solutions to the Bethe-Salpeter (BS) equation. In the process, we obtain a convenient generating function for the [1, ] Padé series for the BS amplitude.
Keywords
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