English
Related papers

Related papers: New explicit CMC cylinders and same-lobed CMC mult…

200 papers

This article encloses the derivation of Darboux solutions for Kaup Kupershmidt equations with their generalization in determinantal form. One of the main focuses of this work is to construct the Backlund transformation for the different…

Exactly Solvable and Integrable Systems · Physics 2025-01-15 Irfan Mahmood

In this paper, we obtain a uniform Darboux transformation for multi-component coupled NLS equations, which can be reduced to all previous presented Darboux transformation. As a direct application, we derive the single dark soliton and…

Exactly Solvable and Integrable Systems · Physics 2013-09-05 Liming Ling , Li-Chen Zhao , Boling Guo

A new parametric surface representation is proposed that interpolates the vertices of a given closed mesh of arbitrary topology. Smoothly connecting quadrilateral patches are created by blending local, multi-sided quadratic interpolants. In…

Computational Geometry · Computer Science 2026-01-28 Péter Salvi

We study a discrete Darboux transformation and construct the multi-soliton solutions in terms of ratio of determinants for integrable discrete sine-Gordon equation. We also calculate explicit expressions of single, double, triple, quad…

Exactly Solvable and Integrable Systems · Physics 2020-04-17 Y. Hanif , U. Saleem

In this paper, we study Bertrand surface offsets by considering the dual geodesic trihedron(dual Darboux frame) of the ruled surfaces. We obtain the relationships between the invariants of Bertrand trajectory ruled surfaces. Furthermore, we…

Differential Geometry · Mathematics 2015-07-13 Mehmet Önder

We derive parametrizations of the Delaunay constant mean curvature surfaces of revolution that follow directly from parametrizations of the conics that generate these surfaces via the corresponding roulette. This uniform treatment exploits…

Differential Geometry · Mathematics 2014-07-25 Enrique Bendito , Mark J. Bowick , Agustin Medina

We construct explicit Darboux transformations for a generalized, two-dimensional Dirac equation. Our results contain former findings for the one-dimensional, stationary Dirac equation, as well as for the fully time-dependent case in (1+1)…

High Energy Physics - Theory · Physics 2011-04-07 Ekaterina Pozdeeva , Axel Schulze-Halberg

We approach the construction of Backlund transformations for Darboux integrable hyperbolic partial differential equations in the plane through the reduction of exterior differential systems. For example it is shown that all the Backlund…

Differential Geometry · Mathematics 2011-10-27 I. M. Anderson , M. E. Fels

We propose a unified definition for discrete analogues of constant mean curvature surfaces in spaces of constant curvature as a special case of discrete special isothermic nets. B\"acklund transformations and Lawson's correspondence are…

Differential Geometry · Mathematics 2014-07-24 F Burstall , U Hertrich-Jeromin , W Rossman , S Santos

We develop a theory of Darboux transformations for CMV matrices, canonical representations of the unitary operators. In perfect analogy with their self-adjoint version -- the Darboux transformations of Jacobi matrices -- they are equivalent…

Classical Analysis and ODEs · Mathematics 2016-09-06 M. J. Cantero , F. Marcellán , L. Moral , L. Velázquez

The integration procedure based on the the generalized Darboux transform is suggested for the Ishimori magnet model. Exact solutions are constructed for the model of background of spiral structures. The possibility of phase transition in…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 E. Sh. Gutshabash

Darboux transformation plays a key role in constructing explicit closed-form solutions of completely integrable systems. This paper provides an algebraic construction of generalized Darboux matrices with the same poles for the $2\times2$…

Exactly Solvable and Integrable Systems · Physics 2024-11-26 Yu-Yue Li , Deng-Shan Wang

We present a unified operator-theoretic framework for constructing deterministic KdV soliton gases and step-type KdV solutions. Starting from Dyson's determinantal formula, we obtain a broad class of reflectionless solutions and describe…

Mathematical Physics · Physics 2025-12-16 Alexei Rybkin

In this article we provide a general construction when $n\ge3$ for immersed in Euclidean $(n+1)$-space, complete, smooth, constant mean curvature hypersurfaces of finite topological type (in short CMC $n$-hypersurfaces). More precisely our…

Differential Geometry · Mathematics 2017-07-14 Christine Breiner , Nikolaos Kapouleas

After an introduction to some aspects of bidifferential calculus on associative algebras, we focus on the notion of a "symmetry" of a generalized zero curvature equation and derive Backlund and (forward, backward and binary) Darboux…

Exactly Solvable and Integrable Systems · Physics 2020-02-19 Aristophanes Dimakis , Folkert Müller-Hoissen

A new form of a binary Darboux transformation is used to generate analytical solutions of a nonlinear Liouville-von Neumann equation. General theory is illustrated by explicit examples.

Quantum Physics · Physics 2009-10-31 Sergei B. Leble , Marek Czachor

We construct the Darboux transformation with Dihedral reduction group for the 2-dimensional generalisation of the periodic Volterra lattice. The resulting Backlund transformation can be viewed as a nonevolutionary integrable differential…

Exactly Solvable and Integrable Systems · Physics 2015-06-18 Alexander V. Mikhailov , Georgios Papamikos , Jing Ping Wang

Darboux developed an ingenious algebraic mechanism to construct infinite chains of ''integrable'' second-order differential equations as well as their solutions. After a surprisingly long time, Darboux's results were rediscovered and…

Classical Analysis and ODEs · Mathematics 2023-04-03 Primitivo Acosta-Humánez , Moulay Barkatou , Raquel Sánchez-Cauce , Jacques-Arthur Weil

A $2n$-dimensional Lax integrable system is proposed by a set of specific spectral problems. It contains Takasaki equations, the self-dual Yang-Mills equations and its integrable hierarchy as examples. An explicit formulation of Darboux…

solv-int · Physics 2009-10-30 Wen-Xiu Ma

New extensions of the KP and modified KP hierarchies with self-consistent sources are proposed. The latter provide new generalizations of $(2+1)$-dimensional integrable equations, including the DS-III equation and the $N$-wave problem.…

Exactly Solvable and Integrable Systems · Physics 2015-04-13 Oleksandr Chvartatskyi , Yuriy Sydorenko