The result shows that there is repulsive forces between two incoherent dark solitons, and the high order dispersion effect decreases the strength of the mutual interaction.
结果表明：在两个非相干暗孤子之间存在排斥力，并且高阶色散效应减弱了非相干暗孤子之间的相互作用。
The high-order difference method of wave equation has the advantages of high accuracy and small numerical dispersion.
波动方程高阶差分法具有精度高、数值频散小的优点。
The dispersion and loss characteristics of groove guide with arbitrary shapes are analyzed with high-order finite element method.
本文用高次有限元法分析了任意形状槽波导的色散和损耗特性。
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