In many science fields, a lot of phenomena is described by parabolic equation or parabolic system.
在自然科学的许多领域中，很多现象是用抛物方程或方程组描述的。
参考来源 - 一类高阶扩散方程的差分格式与并行计算The paper starts from introducing the CNM, Parabolic Equation Method (PEM) and Ray Acoustics Method (RAM). Then the differential equations for solving CNM amplitude are obtained.
本论文从波动方程出发,介绍了简正波、抛物方程以及射线声学的基本理论。
参考来源 - 耦合简正波快速算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
第二部分写的是，抛物方程的能控性。
The second part is the controllability of parabolic equation .
研究一类半线性拟抛物方程的初边值问题。
Study the initial boundary value problem of semilinear pseudoparabolic equations.
该文研究一带时滞的退化非线性抛物方程的初边值问题。
This paper deals with the initial boundary value problem of a nonlinear degenerate parabolic equation with time delay.
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