| 1. | A periodically oscillatory solution to marx ' s reduction model 马克思再生产模型的一个周期振荡解 |
| 2. | Research of oscillatory solution of a kind of nonlinear integral equation with time delay 具有时滞的非线性积分方程振动性的研究 |
| 3. | All the collapsed solutions are not oscillatory and the equal amplitude oscillatory solutions do not exit 所有的塌缩解都是无振荡解,不存在等幅振荡解。 |
| 4. | At that time , there is no damped oscillatory solution . another problem we have discussed in detail is the unstable criterion 另一个详细讨论的问题是不稳定发生的条件,推导出了各种引力系统发生塌缩时的最小质量。 |
| 5. | A linear impulsive delay difference equation is considered , and snfficient conditions are obtained for the oscillation of nontrivial solutions and asymptotic behaviors of non - oscillatory solutions 摘要研究了一类线性脉冲时滞差分方程,并给出方程非振动解的渐近性态和所有非平凡解振动的判据。 |
| 6. | The asymptotic behavior of solutions for a class of high order delay partial differential equations is established in this paper . some asymptotic behaviors of non - oscillatory solutions are obtained 摘要研究了一类高阶时滞偏微分方程在三种边值条件下的解的渐近性,得到了其非振动解的渐近性质。 |
| 7. | Among hese method , one of the simplest is the deepest gradient descent algorithm , but it has one disadvantage that the solutions are oscillatory and slowly convergent . a friction term is ntroduced to avoid oscillatory solutions and raise convergence rate . the third major contribution of this dissertation is study on 3 - d diffuse object surface optical automatic measurement 其次,结合要处理的具体问题,介绍数值优化及几种常用的无约束最优化计算方法,以最优梯度法为基础,讨论其算法的优缺点,通过引进阻尼系数,改进了算法的收敛速度,从而提高迭代精度。 |