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Related papers: On the Dressing Method for the Generalised Zakharo…

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A generalized AKNS systems introduced and discussed recently in \cite{dGHM} are considered. It was shown that the dressing technique both in matrix pseudo-differential operators and formal series with respect to the spectral parameter can…

High Energy Physics - Theory · Physics 2009-10-28 P. Holod , S. Pakuliak

We consider an integrable hierarchy of nonlinear evolution equations (NLEE) related to linear bundle Lax operator L. The Lax representation is Z2 \times Z2 reduced and is naturally associated with the symmetric space SU(3)/S(U(1) \times…

Exactly Solvable and Integrable Systems · Physics 2012-03-28 Vladimir S. Gerdjikov , Georgi G. Grahovski , Alexander V. Mikhailov , Tihomir I. Valchev

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

Dressing technique is used to construct commuting Lax operators which provide an integrable (canonical) structure behind Witten--Dijkgraaf--Verlinde--Verlinde equations. The commuting flows are related to the isomonodromic flows. Examples…

Mathematical Physics · Physics 2007-05-23 H. Aratyn , J. F. Gomes , J. W. van de Leur , A. H. Zimerman

A discrete analogue of the dressing method is presented and used to derive integrable nonlinear evolution equations, including two infinite families of novel continuous and discrete coupled integrable systems of equations of nonlinear…

Exactly Solvable and Integrable Systems · Physics 2018-10-18 Gino Biondini , Qiao Wang

A total set of states for which we have no resolution of the identity (a `pre-basis'), is considered in a finite dimensional Hilbert space. A dressing formalism renormalizes them into density matrices which resolve the identity, and makes…

Mathematical Physics · Physics 2017-08-30 A. Vourdas

The graded affine Lie algebras provide a framework in which the dressing method is applied to the generic type of integrable models. The dressing formalism is used to develop a unified approach to various symmetry flows encountered among…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 H. Aratyn , J. F. Gomes , E. Nissimov , S. Pacheva , A. H. Zimerman

We find new solutions, including soliton-like ones, for a special case of non-Abelian loop Toda equations associated with complex general linear groups. We use the method of rational dressing based on an appropriate block-matrix…

Mathematical Physics · Physics 2009-06-22 Kh. S. Nirov , A. V. Razumov

A special class of integrable nonlinear differential equations related to A.III-type symmetric spaces and having additional reductions are analyzed via the inverse scattering method (ISM). Using the dressing method we construct two classes…

Exactly Solvable and Integrable Systems · Physics 2011-10-21 Vladimir S. Gerdjikov , Georgi G. Grahovski , Alexander V. Mikhailov , Tihomir I. Valchev

A combination of dressing method and variation of constants as well as a formula for constructing the eigenfunction is used to solve the extended KP hierarchy, which is a hierarchy with one more series of time-flow and based on the symmetry…

Exactly Solvable and Integrable Systems · Physics 2009-05-12 Xiaojun Liu , Runliang Lin , Bo Jin , Yunbo Zeng

This is a review of the main ideas of the inverse scattering method (ISM) for solving nonlinear evolution equations (NLEE), known as soliton equations. As a basic tool we use the fundamental analytic solutions (FAS) of the Lax operator L.…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Vladimir S. Gerdjikov

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

We consider the generalized matrix non-linear Schrodinger (NLS) hierarchy. By employing the universal Darboux-dressing scheme we derive solutions for the hierarchy of integrable PDEs via solutions of the matrix Gelfand-Levitan-Marchenko…

Mathematical Physics · Physics 2019-03-08 Anastasia Doikou , Iain Findlay , Spyridoula Sklaveniti

We consider certain boundary conditions supporting soliton solutions in the generalized non-linear Schr\"{o}dinger equation (AKNS). Using the dressing transformation (DT) method and the related tau functions we study the AKNS$_{r}$ system…

Exactly Solvable and Integrable Systems · Physics 2011-10-17 A. de O. Assunção , H. Blas , M. J. B. F. da Silva

We point out that a common feature of integrable hierarchies presenting soliton solutions is the existence of some special ``vacuum solutions'' such that the Lax operators evaluated on them, lie in some abelian subalgebra of the associated…

solv-int · Physics 2009-10-30 Luiz A. Ferreira

We start with a Riemann-Hilbert Problems (RHP) with canonical normalization whose sewing functions depends on several additional variables. Using Zakharov-Shabat theorem we are able to construct a family of ordinary differential operators…

Exactly Solvable and Integrable Systems · Physics 2012-04-16 Vladimir S. Gerdjikov

We consistently develop a recently proposed scheme of matrix extension of dispersionless integrable systems for the general case of multidimensional hierarchies, concentrating on the case of dimension $d\geqslant 4$. We present extended Lax…

Exactly Solvable and Integrable Systems · Physics 2021-11-03 L. V. Bogdanov

We apply the dressing method on the Non Linear Sigma Model (NLSM), which describes the propagation of strings on $\mathbb{R}\times \mathrm{S}^2$, for an arbitrary seed. We obtain a formal solution of the corresponding auxiliary system,…

High Energy Physics - Theory · Physics 2021-03-05 Dimitrios Katsinis , Ioannis Mitsoulas , Georgios Pastras

We start with a Riemann-Hilbert Problems (RHP) with canonical normalization whose sewing functions depends on two or more additional variables. Using Zakharov-Shabat theorem we are able to construct a family of ordinary differential…

Exactly Solvable and Integrable Systems · Physics 2013-02-06 Vladimir S. Gerdjikov

We consider $N$-wave type equations related to the orthogonal algebras obtained from the generic ones via additional reductions. The first $\mathbb{Z}_2$-reduction is the canonical one. We impose a second $\mathbb{Z}_2$-reduction and…

Exactly Solvable and Integrable Systems · Physics 2008-04-24 Vladimir S. Gerdjikov , Nikolay A. Kostov , Tihomir I. Valchev