This paper studies the propagation of horizontally polarized shear waves in an internal magnetoelastic monoclinic stratu......

As vibration-based structural damage detection methods are easily affected by environmental noise, a new statistic-based......

The Perturbational Finite Difference (PFD) method is a kind of high-order-accurate compact difference method, But its id......

利用Schauder不动点定理和Leray-Schauder不动点原理,研究了在一些新的条件下,Banach空间中极大单调算子扰动后方程的可解性问题.......

研究了任意能级下均匀磁场中三维谐振子一级能量修正值的简便方法.根据简并态微扰理论、球坐标系中三维谐振子波函数的性质,以及均......

在前一篇文章推导的运动学模型的基础上，推导了J2项摄动下编队构型在x，y，z三个方向上随时间变化的解析式，详细分析了J2。项摄动对三个......

设实对称矩阵K具有广义Cholesky分解，证得扰动矩阵的广义Cholesky分解满足：｜｜ΔL｜｜F/｜｜L｜｜2≤Kc（k）ε＋O（ε^2）．例子表明此扰动结果比以往的结果更精......

采用摄动方法求解了旋转环形截面弯管内的粘性流动,获得截面上轴向速度和二次流的二阶摄动解,系统地分析了主流速度、二次流动在科......