利用牛顿迭代法推导出逆变换方程。
The inverse transformation equation is given by applying Newton method in numerical analysis.
算法主要基于牛顿迭代法思想。
The main idea of the algorithm is based on the Newton iteration.
用牛顿迭代法求解方程的一个实根。
Newton iteration method for solving equations with one real root.
目前开平方的方法大部分是用牛顿迭代法。
Square root of the current methods are mostly used Newton iteration.
研究了一类超定非线性方程组的牛顿迭代法的收敛性。
The convergence properties of Newton's method for a type of overdetermined systems of equations were studied.
牛顿迭代法的收敛性是极易受到初始值或初始猜测值的影响。
Convergence of the Newton Iterative Method is highly sensitive to the initialization or initial guess.
选用了增广拉格朗日法约束优化技术和牛顿迭代法求解数学模型。
The extended Lagrangian method is used for restraining the optimization technique and Newton iterative method for solving the mathematical model.
提出了一种基于牛顿迭代法解方程组的射线和NURBS曲面求交算法。
A fast intersection algorithm for ray and NURBS surface is presented. The algorithm bases on the Newton iteration solution for equation set.
采用牛顿迭代法，对冷轧过程控制带钢变形抗力后计算值进行非线性求解。
Newton iterative calculation was adopted for the solution of non-line equation, which reversed calculation value of strip deformation resistance for process control of cold rolling as variable.
后面将会通过数值实验来展示他的执行效率，并使用牛顿迭代法与之对比。
Effectiveness of the proposed method isdemonstrated through numerical experiments. Comparisonof our method with Newton Iterative Methodis also presented.
根据地图投影变换原理，提出了一种新的地图投影变换方法，即牛顿迭代法。
This paper provides a new method for coordinate transformation between these two types and based on Newton's iterative method, which is derived from map projection principle.
实现了两种求解非线性问题的数值计算方法：改进欧拉法和增量牛顿迭代法。
Two calculational methods for nonlinear analysis are adopted, that is, the improved Euler method and the Newton iteration method.
采用点隐式方法对化学反应源项进行了处理，温度场的计算采用牛顿迭代法。
A point implicit scheme is used for the chemical source term in order to solve the stiffness problems, a Newton iterative method for flow field temperature distribution.
数值实验将展示改进后的雅可比牛顿迭代法对初始化数值具有较好的鲁棒性。
Reported numerical work shows the robustness of the Altered Jacobian Newton Iterative Method with respect to initialization.
在非线性方程组牛顿迭代法的基础上，进行五轴数控加工刀具轨迹求解算法研究。
Based on nonlinear equations Newton method, work out the 5-Axis NC tool path.
在分析了查表法以及牛顿迭代法的基础上，对开平方计算的牛顿迭代法进行了改进。
Based on the analysis of the look-up table method and Newton iteration algorithm the paper improves the Newton iteration method for the square root calculation.
牛顿迭代法的精度较高，但计算量大也最复杂，且不能直接得到最接近参考圆的圆心位置坐标；
The precision of Newton iterative method is the better, but its calculating quantity is large and complex, moreover it can't get coordinate of center of the best fitting reference circle.
在编程技术方面，将改进的牛顿迭代法与函数调用相结合，解决了非线性函数的输入与转移问题。
In respect of programming, the improved Newton iteration algorithm is associated with function designations, therefore input and transfer of nonlinear functions are solved.
由于得到的简化微分方程组为非线性微分方程组，因此本文选用牛顿迭代法来在求解此微分方程组。
The Newton-iterative method is adopted in order to acquire the keys of the equilibrium equations because the equations are non-linear differential equations.
弦截法在牛顿法的基础上，利用差商来回避导数值的计算。本文推导了牛顿迭代法的各种改进方法。
On the basis of Newton method, Secant method used the difference quotient instead of calculating the value of derivative. his thesis derives improvements of Newton method.
在有限元分析模型中引入了牛顿迭代法，以使每一时间步长的末端温度满足某一限制条件而平衡收敛。
Newton Raphson method was introduced into the FEM analysis model in order to ensure that the solution of each iterative step would converge by means of satisfying some restrictive condition.
利用牛顿迭代法对其进行了全面的分析，发现了时间步长的选取与网格、色散误差的大小有一定的联系。
It analyses the relation by Newton's iteration method, which shows the select of the time step has a relation with the mesh size and dispersion error.
针对牛顿迭代法收敛精度和速度受初值影响的问题，基于数据插值和拟合方法，研究了迭代初值生成技术。
Meanwhile, considering that Newton iterative method is sensitive to the initial value of parameters, the paper studied generated methods for initial values on basis of data interpolation and fitting.
设计了固体运载火箭上升段飞行程序，应用修正牛顿迭代法求解上升段弹道控制参数，推导了迭代算法公式。
We designed the flight program for solid launch vehicles, resolved the control parameter of ascent trajectory with modified Newton iterative method, and deduced the iterative formula.
研究DSPTMS3 2 0 F2 40浮点数开平方的理论方法，采用牛顿迭代法完成浮点数开方运算。
Theory method of float evolution based on DSP TMS320F240 is studied. Newton iterative method is used for float evolution.
计算熵密度函数时采用牛顿迭代法，从而解决了在分析基桩竖向承载力的可靠度时可能产生的迭代不收敛的情况。
The Newton iterative method is used in the calculation of entropy density function, by which the non-convergence issue in the calculation for the vertical bearing capacity of piles is solved.
采用牛顿迭代法来求解各未知节点的经济水压，进而得出各管段的经济水头损失、经济管径和水源二级泵站的经济扬程。
The Newton iteration method is used to solve the economic pressure on the unknown node, so as to calculate the economic head loss and economic pipe diameter of each section,.
建立了连续换热式氨合成塔轴向最佳温度和最大合成率的优化模型，采用牛顿迭代法和龙格-库塔法对模型进行了数值解。
The optimal mathematical models on the axial optimum temperature and maximum synthetic rate for a continuous heat exchange ammonia converter were established.
本文提出的这种方法，它的特点在于：我们不是用牛顿迭代法去直接逼近方程的根，而是用牛顿迭代法去逼近方程的二次因子。
The method presented in this paper is not to approximate directly with Newton iterate the roots of a polynomial but to approximate its second order factors.
本文提出的这种方法，它的特点在于：我们不是用牛顿迭代法去直接逼近方程的根，而是用牛顿迭代法去逼近方程的二次因子。
The method presented in this paper is not to approximate directly with Newton iterate the roots of a polynomial but to approximate its second order factors.
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