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Zapiski Nauchnykh Seminarov POMI, 1996, Volume 235, Pages 295–303
(Mi znsl3656)
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This article is cited in 9 scientific papers (total in 9 papers)
Quasi-classical limit of KP hierarchy, $W$-symmetries and free fermions
Kanehisa Takasakia, Takashi Takebeb a Institute of Mathematics, Yoshida College, Kyoto University
b Department of Mathematical Sciences, University of Tokyo
Abstract:
This paper deals with the dispersionless KP hierarchy from the point of view of quasiclassical limit. Its Lax formalism, W-infinity symmetries, and general solutions are shown to be reproduced from their counterparts in the KP hierarchy in the limit of $\hbar\to0$. Free fermions and bosonized vertex operators play a key role in the description of W-infinity symmetries and general solutions, which is technically very similar to a recent free fermion formalism of $c=1$ matrix models. Bibl. 25 titles.
Received: 03.07.1992
Citation:
Kanehisa Takasaki, Takashi Takebe, “Quasi-classical limit of KP hierarchy, $W$-symmetries and free fermions”, Differential geometry, Lie groups and mechanics. Part 15–2, Zap. Nauchn. Sem. POMI, 235, POMI, St. Petersburg, 1996, 295–303; J. Math. Sci. (New York), 94:4 (1999), 1635–1641
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https://www.mathnet.ru/eng/znsl3656 https://www.mathnet.ru/eng/znsl/v235/p295
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Abstract page: | 147 | Full-text PDF : | 80 |
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