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The strictly isospectral double Darboux method is applied to the quantum Taub model in order to generate a one-parameter family of strictly isospectral potentials for this case. The family we build is based on a scattering Wheeler-DeWitt…

General Relativity and Quantum Cosmology · Physics 2008-02-03 H. C. Rosu , J. Socorro

In this work we are concerned with generating solutions of a class of Convection-Diffusion-Reaction equation from the solutions of another CDR equation through the Darboux transformations. The method is elucidated by cases with certain…

Mathematical Physics · Physics 2022-09-09 Choon-Lin Ho

I employ heuristically the strictly isospectral double Darboux method based on the general superpotential of unbroken nonrelativistic supersymmetry suggesting a few small steps of principle for extending its range of applications toward…

General Relativity and Quantum Cosmology · Physics 2007-05-23 H. C. Rosu

Darboux transformation of a second-order linear differential operator is a well-known technique with many applications in mathematics and physics. We study Darboux transformation from the point of view of Markov semigroups of diffusion…

Probability · Mathematics 2025-11-26 Alexey Kuznetsov , Minjian Yuan

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 paper, we consider a supersymmetric AKNS spectral problem. Two elementary and a binary Darboux transformations are constructed. By means of reductions, Darboux and B\"acklund transformations are given for the supersymmetric modified…

Exactly Solvable and Integrable Systems · Physics 2016-02-19 Lingling Xue , Q. P. Liu

A one-fold Darboux transformation between solutions of the semi-discrete massive Thirring model is derived using the Lax pair and dressing methods. This transformation is used to find the exact expressions for soliton solutions on zero and…

Exactly Solvable and Integrable Systems · Physics 2019-10-23 Tao Xu , Dmitry E. Pelinovsky

The bosonic strictly isospectral problem for Demkov-Ostrovsky (DO) effective potentials in the radially nodeless sector is first solved in the supersymmetric Darboux-Witten (DW) half line (or l-changing) procedure. As an application, for…

Quantum Physics · Physics 2009-10-30 H. C. Rosu

For the supersymmetric KdV equation, a proper Darboux transformation is presented. This Darboux transformation leads to the B\"{a}cklund transformation found early by Liu and Xie \cite{liu2}. The Darboux transformation and the related…

Exactly Solvable and Integrable Systems · Physics 2013-12-02 Ling-Ling Xue , D. Levi , Q. P. Liu

A procedure is presented for solving the Fokker-Planck equation with constant diffusion but non-stationary drift. It is based on the correspondence between the Fokker-Planck equation and the non-stationary Schr\"odinger equation. The…

Mathematical Physics · Physics 2024-03-15 Choon-Lin Ho

Darboux transformation is constructed for superfields of the super sine-Gordon equation and the superfields of the associated linear problem. The Darboux transformation is shown to be related to the super B\"{a}cklund transformation and is…

High Energy Physics - Theory · Physics 2009-11-11 M. Siddiq , M. Hassan , U. Saleem

As an extension of the intertwining operator idea, an algebraic method which provides a link between supersymmetric quantum mechanics and quantum (super)integrability is introduced. By realization of the method in two dimensions, two…

Quantum Physics · Physics 2009-11-07 B. Demircioglu , S. Kuru , M. Onder , A. Vercin

The discrete non-commutative Darboux system of equations with self-consistent sources is constructed, utilizing both the vectorial fundamental (binary Darboux) transformation and the method of additional independent variables. Then the…

Exactly Solvable and Integrable Systems · Physics 2021-02-09 Adam Doliwa , Runliang Lin , Zhe Wang

We briefly present the supersymmetric double Darboux method and next apply it to the continuum of the quantum Taub cosmological model as a toy model in order to generate a one-parameter family of bosonic Taub potentials and the…

General Relativity and Quantum Cosmology · Physics 2008-02-03 J. Socorro , H. C. Rosu

The Darboux transformation operator technique in differential and integral forms is applied to the generalized Schrodinger equation with a position-dependent effective mass and with linearly energy-dependent potentials. Intertwining…

Quantum Physics · Physics 2010-12-22 A. A. Suzko , E. P. Velicheva

In this paper we present a vectorial Darboux transformation, in terms of ordinary determinants, for the supersymmetric extension of the Korteweg-de Vries equation proposed by Manin and Radul. It is shown how this transformation reduces to…

solv-int · Physics 2009-10-30 Q. P. Liu , M. Manas

A selective chronological survey of Darboux transformations as related to supersymmetric quantum mechanics, intertwining operators and inverse scattering techniques is presented. Short comments are appended to each quotation and basic…

Quantum Physics · Physics 2007-05-23 H. C. Rosu

A Darboux-type method of solving the nonlinear von Neumann equation $i\dot \rho=[H,f(\rho)]$, with functions $f(\rho)$ commuting with $\rho$, is developed. The technique is based on a representation of the nonlinear equation by a…

Quantum Physics · Physics 2009-11-06 N. V. Ustinov , S. B. Leble , M. Czachor , M. Kuna

This work presents efficient solution techniques for radiative transfer in the smoothed particle hydrodynamics discretization. Two choices that impact efficiency are how the material and radiation energy are coupled, which determines the…

Computational Physics · Physics 2021-03-17 Brody R. Bassett , J. Michael Owen , Thomas A. Brunner

We construct the supersymmetric extensions of the Darboux-Backlund transformations (DBTs) for the Manin-Radul super KdV hierarchy using the super-pseudo-differential operators. The elementary DBTs are triggered by the gauge operators…

solv-int · Physics 2009-10-30 Jiin-Chang Shaw , Ming-Hsien Tu
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