Results 31 to 40 of about 8,648 (287)

Momentum conserving defects in affine Toda field theories

open access: yesJournal of High Energy Physics, 2017
Type II integrable defects with more than one degree of freedom at the defect are investigated. A condition on the form of the Lagrangian for such defects is found which ensures the existence of a conserved momentum in the presence of the defect.
Rebecca Bristow, Peter Bowcock
doaj   +1 more source

Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations

open access: yesJournal of High Energy Physics, 2018
The integrability of the N=1 $$ \mathcal{N}=1 $$ supersymmetric modified Korteweg de-Vries (smKdV) hierarchy in the presence of defects is investigated through the construction of its super Bäcklund transformation. The construction of such transformation
A.R. Aguirre   +4 more
doaj   +1 more source

A new kind of anomaly: on W-constraints for GKM

open access: yesJournal of High Energy Physics, 2021
We look for the origins of the single equation, which is a peculiar combination of W-constrains, which provides the non-abelian W-representation for generalized Kontsevich model (GKM), i.e. is enough to fix the partition function unambiguously. Namely we
A. Morozov
doaj   +1 more source

A Few Kinds of Loop Algebras and Some Applications

open access: yesAxioms
In this paper, we search for some approaches for generating (1+1)-dimensional, (2+1)-dimensional and (3+1)-dimensional integrable equations by making use of various Lie algebras and the corresponding loop algebras under the frame of the Tu scheme.
Yanmei Sun   +3 more
doaj   +1 more source

Intertwining operator and integrable hierarchies from topological strings

open access: yesJournal of High Energy Physics, 2021
In [1], Nakatsu and Takasaki have shown that the melting crystal model behind the topological strings vertex provides a tau-function of the KP hierarchy after an appropriate time deformation.
Jean-Emile Bourgine
doaj   +1 more source

Addition formulae of discrete KP, q-KP and two-component BKP systems

open access: yes, 2016
In this paper, we constructed the addition formulae for several integrable hierarchies, including the discrete KP, the q-deformed KP, the two-component BKP and the D type Drinfeld-Sokolov hierarchies.
Gao, Xu, He, Jingsong, Li, Chuanzhong
core   +1 more source

Integrable discretizations of the spin Ruijsenaars-Schneider models

open access: yes, 1996
Integrable discretizations are introduced for the rational and hyperbolic spin Ruijsenaars--Schneider models. These discrete dynamical systems are demonstrated to belong to the same integrable hierarchies as their continuous--time counterparts.
Krichever I.   +2 more
core   +1 more source

dbar-equations, integrable deformations of quasiconformal mappings and Whitham hierarchy [PDF]

open access: yes, 2001
It is shown that the dispersionless scalar integrable hierarchies and, in general, the universal Whitham hierarchy are nothing but classes of integrable deformations of quasiconformal mappings on the plane.
Ahlfors   +26 more
core   +2 more sources

The Witten equation, mirror symmetry and quantum singularity theory

open access: yes, 2012
For any non-degenerate, quasi-homogeneous hypersurface singularity, we describe a family of moduli spaces, a virtual cycle, and a corresponding cohomological field theory associated to the singularity. This theory is analogous to Gromov-Witten theory and
Fan, Huijun   +2 more
core   +1 more source

SKdV, SmKdV flows and their supersymmetric gauge-Miura transformations [PDF]

open access: yesOpen Communications in Nonlinear Mathematical Physics
The construction of Integrable Hierarchies in terms of zero curvature representation provides a systematic construction for a series of integrable non-linear evolution equations (flows) which shares a common affine Lie algebraic structure. The integrable
Y. F. Adans   +4 more
doaj   +1 more source

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