(The chapter on non-linear partial differential equations, to be precise.)

准确地讲是非线性偏微分方程。

How about this for the app name? The Surprisingly Helpful Equation-Linked Differential Optimized Numerator.

应用程序叫这名儿怎样 出奇-好用-微分-方程-相关 优化-计算器。

I discover that I'm not very good at geometry, but also that I excel in differential equations.

我发现我不太擅长几何，但我擅长微分方程。

In this degree, you're gonna have to go through calculus one, calculus two, calculus three, differential equations, a lot of math.

获取位的过程中，你习微积分一，微积分二，微积分三，微分方程，要习大量的知识。

Last year, I was doing differential topography at Cal Tech, and now I sketch leaves in milk foam for adult skateboarders.

去年我还加州理工院做微分地形，如今却为老大不小还玩滑板的人奶泡上画叶子。

You know, it was the old quantum mechanics, solving partial differential equations.

你知道，这是旧的量子力，求解偏微分方程。

Many differential equations students among you might enjoy thinking about how you solve this.

你们中的许多微分方程生可能会喜欢思考如何解决这个问题。

This article by Max Slater on differential programming does this particularly well.

Max Slater 撰写的关于微分编程的文章这方面做得特别好。

They derived and solved the differential equation of pipeline deformation under high-fill conditions.

他们推导并求解了填充条件下管道变形的微分方程。

There are so many applications for FFTs from solving differential equations to radar and sonar, studying crystal structures, WiFi and 5G.

FFT 的应用非常广泛，从求解微分方程到雷达和声纳、研究晶体结构、WiFi 和 5G。

To obtain the governing differential equations for the actual nodes near circumferential joints, virtual nodes are specially added near the joints.

为了获得圆周关节附近实际节点的控制微分方程，关节附近专门添加了虚拟节点。

In addition, the influence of ordinary differential equation parameters on tunnel longitudinal deformation was analyzed.

此外，还分析了常微分方程参对隧道纵向变形的影响。

Equation (4) is a high-order ordinary differential equation, which is not convenient to solve directly.

方程（4）是一个阶常微分方程，不方便直接求解。

What’d be almost as much of a lie as saying I took advanced differential calculus would be saying that Heathrow is quiet and calm.

说我过微分几乎是谎言，那就是说希思罗机场安静而平静。

Combining Equations (8), (9), and (17a, 17b, 17c, 17d), the governing differential equations of all actual nodes of the tunnel can be obtained.

结合方程 （8）、（9） 和 （17a， 17b， 17c， 17d），可以得到隧道所有实际节点的控制微分方程。

The ideas he builds up to, dual numbers and backward mode automatic differentiation, both could feel a bit confusing if presented out of the blue.

他所建立的想法， 双和后向模式自动微分， 如果突然提出来，可能会让人感到有点困惑。

Further, one might suppose that the substance which according to them underlies as matter is too mathematical, and is a predicate and differentia of the substance, ie.

此外，人们可能会假设，根据他们的说法，物质作为物质的基础过于化，并且是物质的谓词和微分，即。

However, the settlement curves of these two typical continuous beam models (Timoshenko and Euler-Bernoulli) are smooth and differentiable, failing to describe the discontinuous features of shield tunnel settlement.

然而，这两种典型的连续梁模型（Timoshenko 和 Euler-Bernoulli）的沉降曲线平滑且可微分，未能描述盾构隧道沉降的不连续特征。

Takes a while to derive. In Math, this word  means to obtain something from something else, to get a function or equation from another  sequence, for example, by differentiation.

需要一段时间才能得出。 中，这个词的意思是从其他事物中获得某些东西，从另一个序列中得到一个函或方程， 例如，通过微分。

This marginalist revolution facilitated the increased use of mathematics in economics to express cost variations, for example, in curves and to analyze rates of change of costs with differential calculus.

这场边际主义革命促进了经济中更多地使用来表达成本变化，例如用曲线来表达成本变化，并用微分法来分析成本变化率。