Variational principle for dynamic susceptibilities
It is pointed out that the Schwinger variational principle of scattering theory directly applies to the case of dynamic susceptibilities in statistical mechanics. The relation to other dynamic approximation schemes is discussed.
Year of publication: |
1979
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Authors: | Sauermann, G. |
Published in: |
Physica A: Statistical Mechanics and its Applications. - Elsevier, ISSN 0378-4371. - Vol. 98.1979, 1, p. 352-358
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Publisher: |
Elsevier |
Saved in:
Online Resource
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