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呼吸子

Sine-Gordon方程的呼吸子解

呼吸子是偏微分方程的一种孤立子解。其特点是存在来回旋转,有时也称为摆动子Sine-Gordon方程、非线性薛定谔方程等都有呼吸子解[1]

例如Sine-Gordon方程

有一个呼吸子解[2]


Sine-Gordon方程驻波呼吸子
大振幅行波呼吸子

参考文献

  1. ^ 阎振亚著 《复杂非线性波的构造性理论及其应用》7页 科学出版社 2007年
  2. ^ M. J. Ablowitz; D. J. Kaup ; A. C. Newell ; H. Segur (1973). "Method for solving the sine-Gordon equation". Physical Review Letters 30 (25): 1262–1264.
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呼吸子
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