Results 21 to 30 of about 1,222,314 (174)

Unique positive solution for an alternative discrete Painlevé I equation [PDF]

open access: yes, 2016
We show that the alternative discrete Painleve I equation has a unique solution which remains positive for all n >0. Furthermore, we identify this positive solution in terms of a special solution of the second Painleve equation involving the Airy ...
Clarkson, Peter   +4 more
core   +1 more source

The threefold way to quantum periods: WKB, TBA equations and q-Painlevé

open access: yesSciPost Physics, 2023
We show that TBA equations defined by the BPS spectrum of $5d$ $\mathcal{N}=1$ $SU(2)$ Yang-Mills on $S^1\times \mathbb{R}^4$ encode the q-Painlevé III$_3$ equation.
Fabrizio Del Monte, Pietro Longhi
doaj   +1 more source

Schlesinger transformations for Painlevé VI equation [PDF]

open access: yes, 1995
A method to obtain the Schlesinger transformations for Painlevé VI equation is given. The procedure involves formulating a Riemann–Hilbert problem for a transformation matrix which transforms the solution of the linear problem but leaves the associated ...
Mugan, U.   +3 more
core   +1 more source

Ultradiscrete Painlevé VI with Parity Variables

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
We introduce a ultradiscretization with parity variables of the q-difference Painlevé VI system of equations. We show that ultradiscrete limit of Riccati-type solutions of q-Painlevé VI satisfies the ultradiscrete Painlevé VI system of equations with the
Kouichi Takemura, Terumitsu Tsutsui
doaj   +1 more source

On the solvability of the discrete second Painlevé equation [PDF]

open access: yes, 2011
The inverse monodromy method for studying the Riemann-Hilbert problem associated with classical Painlevé equations is applied to the discrete second Painlevé equation.
U Mugan   +5 more
core   +1 more source

Painlevé Test, Phase Plane Analysis and Analytical Solutions of the Chavy–Waddy–Kolokolnikov Model for the Description of Bacterial Colonies

open access: yesMathematics, 2023
The Chavy–Waddy–Kolokolnikov model for the description of bacterial colonies is considered. In order to establish if the mathematical model is integrable, the Painlevé test is conducted for the nonlinear ordinary differential equation which corresponds ...
Nikolay A. Kudryashov, Sofia F. Lavrova
doaj   +1 more source

Lagrangians of Painlevé equations [PDF]

open access: yes, 2020
In this article, we investigate Lagrangians of Painlevé equations. As is well known, Painlevé equations can be rewritten into Painlevé systems which are Hamiltonian systems.
Murata, Yoshihiro
core  

The second Painlevé equation, a related nonautonomous semidiscrete equation, and a limit to the first Painlevé equation: scalar and matrix cases [PDF]

open access: yes, 2019
In this paper we consider the matrix nonautonomous semidiscrete (or lattice) equation D dtUn = (2n − 1)(Un+1 − Un−1)−1, as well as the scalar case thereof.
Gordoa, Pilar R.   +4 more
core   +1 more source

The Painlevé Tests, Bäcklund Transformation and Bilinear Form for the KdV Equation with a Self-Consistent Source

open access: yesDiscrete Dynamics in Nature and Society, 2012
The Painlevé property and Bäcklund transformation for the KdV equation with a self-consistent source are presented. By testing the equation, it is shown that the equation has the Painlevé property.
Yali Shen, Fengqin Zhang, Xiaomei Feng
doaj   +1 more source

Painlevé test and the first Painlevé hierarchy [PDF]

open access: yes, 1999
Starting from the first Painlevé equation, Painlevé type equations of higher order are obtained by using the singular point ...
Jrad F., Muǧan, U.
core   +1 more source

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