Abstract
In this article, a compact finite difference scheme for the coupled nonlinear Schrödinger equations is studied. The scheme is proved to conserve the original conservative properties. Unconditional stability and convergence in maximum norm with order O(τ2 + h4) are also proved by the discrete energy method. Finally, numerical results are provided to verify the theoretical analysis.
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Supported by the National Natural Science Foundation of China (No. 11201041).
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Chen, J., Zhang, Lm. Numerical approximation of solution for the coupled nonlinear Schrödinger equations. Acta Math. Appl. Sin. Engl. Ser. 33, 435–450 (2017). https://doi.org/10.1007/s10255-017-0672-3
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DOI: https://doi.org/10.1007/s10255-017-0672-3
Keywords
- coupled nonlinear Schrödinger equations
- compact finite difference scheme
- conservation
- convergence in maximum norm