partial differential equations 偏微分方程 ; 偏微分方程式 ; 数理方程
Partial Differential Equations in Engineering 偏微分方程工程应用
Trends in Partial Differential Equations 偏微分方程进展
system of partial differential equations 偏微分方程组
stochastic partial differential equations 随机偏微分方程
Communications in Partial Differential Equations 偏微分方程通讯
simultaneous partial differential equations 联立偏微分方程
Introduction to partial differential equations 偏微分方程导论 ; 偏微分方程入门
theory of partial differential equations [数] 偏微分方程理论 ; 偏微分方程概论
We study partial differential equations (PDEs) by using symmetry group theory.
本文运用对称群的理论来研究几何中的偏微分方程。
参考来源 - 几何中的偏微分方程及其对称群The use of Partial Differential Equations in image processing is a new research topic.
偏微分方程在图像处理中的应用是一个比较新的课题。
参考来源 - 偏微分方程在图像处理中的几种应用·2,447,543篇论文数据，部分数据来源于NoteExpress
First, the partial differential equations are transformed into discrete space, discrete time nonlinear difference equations through characteristic method and finite difference approach.
首先，通过特征线法和有限差分法得到了时间离散和空间离散的非线性状态方程。
The governing partial differential equations were discretized by finite volumes and the nonlinear algebraic equations were solved by a block implicit algorithm.
用有限体积法离散控制方程，用块隐式法求解离散后的代数方程组。
The research on the existence and uniqueness of solutions of nonlinear partial differential equations is one of main branches of nonlinear dynamics.
非线性方程解的存在性和唯一性问题的研究是非线性动力学的主要研究内容之一。
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