expression of polynomial的意思|示意

An expression for the mean and covariance matrix of normal random matrix polynomial is derived by applying the method of matrix differentiation to generating function.

本文应用对母函数微分的方法得到正态随机矩阵多项式的均值与协差阵的表达式。

There were errors in expression of equilibrium manifold with polynomial which could make the dynamic parameters of identification inaccuracy.

多项式表示的涡轮发动机平衡流形往往存在偏差，会使辨识的动态参数不太准确。

Another expression of the radial matrix elements for isotropic harmonic oscillator is obtained by using progressional expression of the generalized Laguerre polynomial and the partial integration.

利用广义拉盖尔多项式的级数表达式和分步积分法，给出了各向同性谐振子径向矩阵元的另一种表达式。

However, as each entry in the determinant is symbolic, that is, a polynomial in variable(s), this leads to the intermediate expression swell(or explosion) problem in the expansion of determinant.

但是，由于行列式中的元素通常是符号化的，即其中每个元素都是关于变元（或参数）的多项式，导致行列式展开时的中间计算过程膨胀（甚至爆炸）。

In this paper, the deflection and stress function in terms of trigonometrical function and polynomial expression are first proposed.

本文首先选择由三角函数和多项式组成的挠度函数和应力函数。

A static mathematical model of humidity sensing element is obtained using least square regression analysis, through regression of measured data into polynomial expression.

本文采用最小二乘法回归分析，将湿敏元件的测试数据回归成多项式，获得元件的静态数学模型。