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nonlinear wave motion
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nonlinear wave motion
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非线性波动
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nonlinear wave motion
非线性波动
波是以一定的速度在介质中传播的任何可以识别的信号,是自然界中普遍存在的一种物理现象,如声波、电磁波、水波、地震波等。波的传播过程称为波动,研究波动问题具有重要的理论和实际意义。通常采用数学微分方程表达波动的物理定律。以非线性微分方程描述的波动,称为非线性波动。
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