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High-temperature expansions of partition function for the spin-12 XY model

โœ Scribed by J.T. Tsai; C.J. Elliott


Publisher
Elsevier Science
Year
1973
Tongue
English
Weight
87 KB
Volume
45
Category
Article
ISSN
0375-9601

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Higher-order Levinson's theorems and the
โœ D Bollรฉ ๐Ÿ“‚ Article ๐Ÿ“… 1979 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 871 KB

Higher-order two-body Levinson's theorems are proved for the class of potentials V E L' n L2 in terms of the energy moments of the trace of the time-delay operator. If V is smooth, the correction terms appearing in these trace relations are Korteweg-de Vries-type invariants. These theorems are used