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The sine-Gordon equation in the finite line

Applied Mathematics and Computation, 2001
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An ultradiscretization of the sine-Gordon equation

Physics Letters A, 2004
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Isojima, S.   +3 more
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New modification of the HPM for numerical solutions of the sine-Gordon and coupled sine-Gordon equations

International Journal of Computer Mathematics, 2010
We present an efficient modification of the He's homotopy perturbation method that will facilitate the calculations. We apply this modification to solve sine-Gordon and coupled sine-Gordon equations, numerically. The new modification introduces a promising tool for many non-linear problems.
Mohammad Taghi Darvishi   +3 more
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Exact solutions to the double Sine-Gordon equation

Chaos, Solitons & Fractals, 2006
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Wang, Mingliang, Li, Xiangzheng
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Critical properties of the quantum sine-Gordon equation

Physical Review B, 1991
We have developed a quantum-mechanical approach to study the critical properties of the quantum sine-Gordon equation describing a massless scalar field in 1 + 1 space-time dimensions with interaction density proportional to cos(beta-0-phi). The main feature of the present theory is to find an appropriate starting point for perturbation expansion, which
, Zhang, , Chen, , Wu
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The dissipative sine-Gordon equation

Foundations of Physics Letters, 1996
Application of the decomposition method to the generalizations of the sine-Gordon equation provide efficient analytic solution without linearization or perturbation.
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The sine-Gordon Equation of a Dislocation

2020
The distances between the points of a lattice make up a characteristic length for the properties of a dislocation.
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Discrete sine-Gordon equations

Physical Review D, 1978
Various discretizations of the sine-Gordon equation are studied. Hirota's discretization scheme is extended and two alternative discretization schemes are constructed. The associated soliton solutions, B\"acklund transformations, conservation laws, and the inverse scattering equations are obtained.
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The Nonlinear Sine-Gordon Equation

1985
In superconductors, at zero temperature, all electrons near the Fermi surface are united in pairs in a singlet-spin state with vanishing total momentum. As a result, their motion is correlated over distances of the order of the region of pairing (∿10−4 cm). This distance is called the coherence length.
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