A Riemann-Hilbert approach to Painleve IV

被引:3
|
作者
van der Put, Marius [1 ]
Top, Jaap [1 ]
机构
[1] Univ Groningen, Johann Bernoulli Inst, NL-9700 AK Groningen, Netherlands
关键词
Moduli space for linear connections; Irregular singularities; Stokes matrices; Monodromy spaces; Isomonodromic deformations; Painleve equations; ORDINARY DIFFERENTIAL-EQUATIONS; DEFORMATION; GEOMETRY; MODULI; PAIRS;
D O I
10.1080/14029251.2013.862442
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The methods of [vdP-Sa, vdP1, vdP2] are applied to the fourth Painleve equation. One obtains a Riemann-Hilbert correspondence between moduli spaces of rank two connections on P-1 and moduli spaces for the monodromy data. The moduli spaces for these connections are identified with Okamoto-Painleve varieties and the Painleve property follows. For an explicit computation of the full group of Backlund transformations, rank three connections on P-1 are introduced, inspired by the symmetric form for PIV, studied by M. Noumi and Y. Yamada.
引用
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页码:165 / 177
页数:13
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