| 1. | The iterative method of solving perturbed equations of accretive operators 迭代法求解增生算子扰动方程 |
| 2. | The modified halley iteration method for equations with non - differential term 迭代法求解带不可微项方程 |
| 3. | Abstract : generally a series of eigenvaluse from low to high andcorresponding eigenvectors can be obtained , by using inverse iteration method to solve eigenvalue 文摘:用逆迭代法求解特征值问题,可以依次得到一系列由低到高的特征值和相应的特征向量。 |
| 4. | Based on the exact solution of the static nonlinear bending problem which is given in reference [ 2 ] , the characteristic relation between the natural frequency and the static load is gained by means of the modified iteration method 静平衡问题采用文献[ 2 ]给出的精确解,在此基础上用修正迭代法求解,得到了其固有频率载荷特徵关系。 |
| 5. | An algorithm of solving nonlinear coupled equations is given which transforms the solving problem to unconstrained optimization problem and the coupled equations are solved by a genetic algorithm and newton iteration 同时还给出了一种求解非线性方程组的算法,即将非线性方程组的求解问题转化为带约束的优化问题,应用遗传算法和牛顿迭代法求解。 |
| 6. | Abstract : three - dimension wheel - rail contact geometry is taken into account in studying the vibration between bridge and vehicle . the iteration method of wheel - rail creep force is proposed to improve the existed calculating method 文摘:对车桥耦合振动研究中轮轨关系的线性方法进行了改进,提出考虑三维非线性轮轨接触几何,采用迭代法求解法向力和蠕滑系数。 |
| 7. | This paper employs the dynamic - static force principle to simplify the mathematical models , and employs the virtual - displacement principle and adopts the sor digital algorism to extract the dynamical performances . the solutions extracted is coincidental with the practical situations 本论文应用了达朗贝尔原理简化数学模型,并应用虚位移原理和sor迭代法求解机构的动力特性,求得的仿真曲线与实际情况比较吻合。 |
| 8. | The consistent mass matrix for the assembled element was derived to transform the dynamic equation to the generalized eigenvalues problem that can be solved using the inverse iterative method . moving frequency technique was also adopted in the calculation 本文还推导了组合单元的一致质量阵,将动力学方程转化为广义特征值问题,用逆迭代法求解,并在计算中采用“移频”技术,对润扬悬索桥和青马大桥进行了振动计算。 |
| 9. | Based on the idea of generating the initial points through one dimension chaos mapping , and then taking them as the initial values by mapping them to the variable interval , a new method based on chaos mapping newton iterative to seek the solutions of nonlinear equations is proposed 摘要运用一维混沌映射产生初始点,再映射到变量区间,为牛顿迭代初值进行求解非线性方程组,提出了基于混沌映射的牛顿迭代法求解非线性方程组的新方法。 |
| 10. | By the use of iteration method to solve schrodinger - poisson equations when algan barrier layer doped about 1 1018cm - 3 , the max sheet density of 2deg is 1 1012cm - 2 and the thickness of 2deg is increasing from 15nm to 40nm with barrier ’ s thickness increasing 采用迭代法求解schrodinger - poisson方程,当algan势垒层掺杂浓度为1 1018cm - 3时,二维电子气浓度最高可达1 1012cm - 2 ,并且二维电子气薄层厚度随着势垒层厚度的增加从15nm增加到40nm 。 |