differential equations

The more recent research on differential equations is concerned with the qualitative theory.

对微分方程更近代的研究是关于定性理论.

This is called a normal system of differential equations.

这称为正规微分方程组.

The earliest work in differential equations was first disclosed in letters from one mathematician to another.

常微分方程最早的著作出现在数学家们彼此的通信中.

Systems of linear differential equations can be handled by using the methods of linear algebra.

线性微分方程组可以应用线性代数中的方法求解.

Very general systems of differential equations can be reduced to the normal form.

形式很普通的微分方程组可以化为正规的形式.

The overwhelming majority of nonlinear differential equations are not soluble analytically.

绝大多数非线性微分方程是不能用解析方法求解的.

As applications, a second order system of differential equations is considered.

作为应用, 考虑了二阶微分方程组,得到了新的结论.

The generalization is quite similar to the corresponding one in the theory of differential equations.

这一推广和对应的微分方程中理论的推广相当类似.

The theory of the solution of partial differential equations remained to be fashioned.

偏微分方程解的理论还有待于形成.

Solutions in this sense exist only for very few types of differential equations.

只有很少几类方程才存在这种意义下的解.

In 1728 Euler gave differential equations for geodesics on surfaces.

1728年,奥伊勒绘出了曲面上测地线的微方程.

To some extent, his work pays dividends in differential equations.

他的工作在某种程度上给微分方程带来了好处.

His doctoral dissertation on differential equations connected itself with existence theorems.

他论述微分方程的博士论文涉及到存在理论.

The solution of the set of second-order linear differential equations depends on the eigenvalues of A.

二阶线性微分方程组(6.10)的解依赖于A的特征值.

His work remains mathematically in the realm of ordinary differential equations.

他的工作在数学上就停留在常微分方程的范围.