查询词典 simultaneous equations

Then a quasi -Newton decent numeric algorithm for solving the consistent equations is presented and applied to solving the simultaneous simulation problem.

先运用多项式分解，将严格正则线性系统同时镇定问题化成一组相容非线性方程的求解，然后提出了一种求解相容非线性方程组的拟牛顿下山数值算法，并应用该方法求解同时镇定问题。

In the secondary modeling,"Hidden Euler" approach is applied to solve the nonlinear simultaneous differential equations, and the discrete nonlinear algebraic equations are calculated by "Newton-Raphson" numerical approach.

二次建模时，采用隐式欧拉法求解常微分方程组，离散后形成的非线性代数方程组采用牛顿-辛普生方法进行计算。

The topics to be covered in the course are Integration and Economics Applications, Linear, First-Order Difference Equations, Nonlinear First-Order Difference Equations, Linear Second-Order Difference Equations, Linear First-Order Differential Equations, Nonlinear First-Order Differential Equations, Linear Second-Order Differential Equations, Simultaneous Systems of Differential and Difference Equations, and Optimal Control Theory.

讲授内容包括积分与经济的应用、线性一阶差分方程式、非线性一阶差分方程式、线性二阶差分方程式、线性一阶微分方程式、非线性一阶微分方程式、线性二阶微分方程式、差分与微分的联立方程式、最适控制理论。

These ways include the use of simultaneous equations, trigonometric functions and computer aided drawing software.

本文介绍了有直线和圆弧组成的零件轮廓的基点计算的有效方法，这些方法包括联立方程组法、三角函数法和计算机绘图软件法。

By solving the simultaneous equations of discrete BIEs and friction law, spontaneous rupture can be calculated.

摩擦准则和本文建立的离散化边界积分方程联立，即可求解半空间的断层上的自发破裂传播问题。

Comparing with the conventional implicit methods which need to solve simultaneous equations, our algorithm has the advantages of saving computer memory and computing effort.

该方法克服了隐式方法需要求解联立方程组的缺点，具有节省计算机内存空间和计算时间的优点。

On the basis of the advantages of the previous distillation calculation algorithms, by eliminating the non—zero elements to the two sides of the tridiagonal band of elements in the component material balance equations by correlation of the draw rate from the main column to the sidestrippers and the return vapor stream from the sidestrippers to the main column, it changes these equations into a typical form of the tridiagonal matrix, and uses the simultaneous convergent strategy of the main column and the side strippers to speed the algorithm convergent rate.

在吸收前人蒸馏计算算法优点的基础上，通过求解主塔抽出到汽提塔的量和汽提塔返回主塔的蒸汽流之间的关联，以便消除组分物料平衡方程组系数阵中的三对角线两边的非零元素，使它转化为典型的三对角矩阵形式，而且使用主塔和汽提塔同时收敛策略，加快了算法收敛速度。

The lumped quality matrix and lumped dumping matrix are used to uncouple the group of simultaneous equations.

钣料成形是利用模具使钣料发生塑性变形成壳体零件的生产技术。

The article will appear on the market through simultaneous equations model policy of company cash dividend and capital embezzlement union rise consideration, discovery is state-owned accuse the cash dividend level that the company grants is advanced and first-order state-owned legal person accuses paragraph of highest; company, the level that cash dividend extends is in hind two level are top, but capital is accused by the legal person of society of degree lowest; of embezzlement a partner is manual operated to the preference of cash dividend and state-owned law a partner as good as, but its accuse company capital by the degree of embezzlement most serious; is state-owned accuse company, its capital is uprighted by the degree of embezzlement between both.

本文通过联立方程模型将上市公司现金股利政策与资金侵占结合起来考虑，发现国有控股的公司发放的现金股利水平在前一阶段最高；国有法人控股的公司，现金股利发放的水平在后两阶段最高，但资金被侵占的程度最低；社会法人控股股东对现金股利的偏好与国有法人控股股东无异，但其控股的公司资金被侵占的程度最为严重；国有股控股的公司，其资金被侵占的程度介于二者之间。

Four simultaneous basic equations, i.e., equation of interest rate and amount of circulating fund, equations of purchasing and selling of share, equation of changing rate of share price, and equation of interest rate,share price and its changing rate, have been established.

建立四个基本的联立方程，即利率_流通量方程股票买入、卖出方程股价变化率方程以及利率、股价及股价变化率方程。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失