English
Related papers

Related papers: Solving non-abelian loop Toda equations

200 papers

We study the relation between the group-algebraic approach and the dressing symmetry one to the soliton solutions of the $A_n^{(1)}$ Toda field theory in 1+1 dimensions. Originally solitons in the affine Toda models has been found by Olive,…

High Energy Physics - Theory · Physics 2009-10-30 H. Belich , G. Cuba , R. Paunov

In the present paper we obtain some integrable generalisations of the Toda system generated by flat connection forms taking values in higher ${\bf Z}$--grading subspaces of a simple Lie algebra, and construct their general solutions. One…

High Energy Physics - Theory · Physics 2009-10-28 Jean-Loup Gervais , Mikhail V. Saveliev

We derive the soliton matrices corresponding to an arbitrary number of higher-order normal zeros for the matrix Riemann-Hilbert problem of arbitrary matrix dimension, thus giving the complete solution to the problem of higher-order…

Exactly Solvable and Integrable Systems · Physics 2009-11-10 V. S. Shchesnovich , J. Yang

We construct $N$-soliton solution for the non-autonomous discrete-time Toda lattice equation, which is a generalization of the discrete-time Toda equation such that the lattice interval with respect to time is an arbitrary function in time.

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Kenji Kajiwara , Atsushi Mukaihira

The dressing method based on the $2\times2$ matrix $\bar\partial$-problem is generalized to study the canonical form of AB equations. The soliton solutions for the AB equations are given by virtue of the properties of Cauchy matrix.…

Exactly Solvable and Integrable Systems · Physics 2015-06-15 Junyi Zhu , Xianguo Geng

We consider several ways of how one could classify the various types of soliton solutions related to nonlinear evolution equations which are solvable by the inverse scattering method. In doing so we make use of the fundamental analytic…

Exactly Solvable and Integrable Systems · Physics 2007-08-10 V. S. Gerdjikov , D. J. Kaup , N. A. Kostov , T. I. Valchev

In this paper, the classification in [Lin,Wei,Ye] of solutions to Toda systems of type $A$ with singular sources is generalized to Toda systems of types $C$ and $B$. Like in the $A$ case, the solution space is shown to be parametrized by…

Analysis of PDEs · Mathematics 2015-08-26 Zhaohu Nie

We have derived a non-abelian analog for the two-dimensional discrete Toda lattice which possesses solutions in terms of quasideterminants and admits Lax pairs of different forms. Its connection with non-abelian analogs for several…

Exactly Solvable and Integrable Systems · Physics 2024-05-17 Irina Bobrova , Vladimir Retakh , Vladimir Rubtsov , Georgy Sharygin

A class of non abelian affine Toda models is constructed in terms of the axial and vector gauged WZW model. It is shown that the multivacua structure of the potential together with non abelian nature of the zero grade subalgebra allows…

High Energy Physics - Theory · Physics 2007-05-23 J. F. Gomes , E. P. Gueuvoghlanian , G. M. Sotkov , A. H. Zimerman

The hierarchy of the classical nonlinear integrable equations associated with relativistic Toda chain model is considered. It is formulated for the N-th powers of the quantum operators of the corresponding quantum integrable models.…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 S. Pakuliak , S. Sergeev

We find explicit (multisoliton) solutions for nonabelian integrable systems such as periodic Toda field equations, Langmuir equations, and Schrodinger equations for functions with values in any associative algebra. The solution for…

q-alg · Mathematics 2008-02-03 Pavel Etingof , Israel Gelfand , Vladimir Retakh

We analyze several types of soliton solutions to a family of Tzitzeica equations. To this end we use two methods for deriving the soliton solutions: the dressing method and Hirota method. The dressing method allows us to derive two types of…

Exactly Solvable and Integrable Systems · Physics 2017-03-20 Corina N. Babalic , Radu Constantinescu , Vladimir S. Gerdjikov

The soliton solutions of the Camassa-Holm equation are derived by the implementation of the dressing method. The form of the one and two soliton solutions coincides with the form obtained by other methods.

Exactly Solvable and Integrable Systems · Physics 2024-10-25 Rossen Ivanov , Tony Lyons , Nigel Orr

It is shown that the algebraic--geometrical (or quasiperiodic) solutions of the Conformal Affine $sl(2)$ Toda model are generated from the vacuum via dressing transformations. This result generalizes the result of Babelon and Bernard which…

High Energy Physics - Theory · Physics 2009-10-28 R. Paunov

We compute quantum corrections to soliton masses in affine Toda theories with imaginary exponentials based on the nonsimply-laced Lie algebras $c_n^{(1)}$. We find that the soliton mass ratios renormalize nontrivially, in the same manner as…

High Energy Physics - Theory · Physics 2009-10-28 Gustav W. Delius , Marc Grisaru

In order to solve a system of nonlinear rate equations one can try to use some soliton methods. The procedure involves three steps: (1) Find a `Lax representation' where all the kinetic variables are combined into a single matrix $\rho$,…

Populations and Evolution · Quantitative Biology 2018-03-13 Maciej Kuna

We apply an analogue of the Zakharov-Shabat dressing method to obtain infinite matrix solutions to the Toda lattice hierarchy. Using an operator transformation we convert some of these into solutions in terms of integral operators and…

solv-int · Physics 2009-10-30 Harold Widom

The exactly integrable systems connected with semisimple series $A$ for arbitrary grading are presented in explicit form. Their general solutions are expressed in terms of the matrix elements of various fundamental representations of $A_n$…

Mathematical Physics · Physics 2009-10-31 A. N. Leznov

Functionals with values in Non-Archimedean field of Laurent series applied to the definition of generalized solution (in the form of soliton and shock wave) of the Hopf equation and equations of elasticity theory. Calculation method for the…

Mathematical Physics · Physics 2007-05-23 Mikalai Radyna

A connection between matrix orthogonal polynomials and non-abelian integrable lattices is investigated in this paper. The normalization factors of matrix orthogonal polynomials expressed by quasi-determinant are shown to be solutions of…

Mathematical Physics · Physics 2021-09-29 Shi-Hao Li