Hostname: page-component-5c6d5d7d68-tdptf Total loading time: 0 Render date: 2024-08-17T17:49:04.779Z Has data issue: false hasContentIssue false

Special polynomials and the Hirota Bilinear relations of the second and the fourth Painlevé equations

Published online by Cambridge University Press:  22 January 2016

Satoshi Fukutani
Affiliation:
Graduate School of Mathematics, Nagoya University, Chikusa-ku, Nagoya 464-8602, Japan
Kazuo Okamoto
Affiliation:
Graduate School of Mathematical Science, University of Tokyo, Maguro-ku, Tokyo 153-8914, Japan
Hiroshi Umemura
Affiliation:
Graduate School of Mathematics, Nagoya University, Chikusa-ku, Nagoya 464-8602, Japan, umemura@math.nagoya-u.ac.jp
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

We give a purely algebraic proof that the rational functions Pn(t), Qn(t) inductively defined by the recurrence relation (1), (2) respectively, are polynomials. The proof reveals the Hirota bilinear relations satisfied by the τ-functions.

Keywords

Type
Research Article
Copyright
Copyright © Editorial Board of Nagoya Mathematical Journal 2000

References

[O1] Okamoto, K., On the τ-function of the Painlevé equations, Physica, 2D (1981), 525535.Google Scholar
[O2] Okamoto, K., Studies on the Painlevé equations, III. Second and Fourth Painlevé Equations, PII, P IV , Math. Ann., 275 (1986), 221255.Google Scholar
[O3] Okamoto, K., On Hirota bilinear relations for all Painlevé Equations, to appear.Google Scholar
[U1] Umemura, H., Painlevé equations and classical functions, suugaku (in Japanese), 47 (1996), 341359.Google Scholar
[U2] Umemura, H., Special polynomials associated with the Painlevé equations, I, Proceedings of workshop on the Painlevé equations(Winternitz(ed.)), Montreal, (1996).Google Scholar
[UW] Umemura, H. and Watanabe, H., Solutions of the second and fourth Painlevé equations, Nagoya Math. J., 151 (1998), 124.CrossRefGoogle Scholar
[V] Vorob’ev, A.P., On rational solutions of the second Painlevé Equation, Differ.Uravn., 1 (1965), 5859.Google Scholar