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• HMO characteristic polynomial and select eigenvalues for many heterocyclic benzenoids are calculated by using chemical graph theory methods.

应用化学计算杂环芳烃HMO选择多项式

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• A Characteristic polynomial algorithm for computation of Chebyshev polynomial over finite field is modified to achieve faster execution speed.

计算有限上切比雪夫多项式特征多项式算法进行改进提高算法执行速度

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• This paper introduces the reduced order theory of characteristic polynomial and its application in the higher order matrix aspects are presented.

研究特征多项式定理以及矩阵方面应用

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• Since this simplified algorithm requires no computation of the characteristic polynomial of the controlled system, it makes the practical calculation convenient.

算法需要计算控制系统特征多项式因此实际计算带来方便

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• There are two kinds of method to calculate the eigenvalues of a matrix: characteristic polynomial method and QR method.

结合多项式方法QR方法各自特点，提出了一种计算矩阵特征方法

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• The property of companion matrix is studied, and the method of calculating the characteristic polynomial of matrix with similar transformation is explained.

研究了性质，论述了相似变换计算矩阵特征多项式方法

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• In this paper, we present an iterative method for determining whether all roots of characteristic polynomial are on the left half-plane.

本文提出一种确定特征多项式全部是否位于左半平面迭代

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• Based on the pseudo-division algorithm for multivariate matrix polynomials, a new solving process of characteristic series for algebraic polynomial systems is given.

基于矩阵多元多项式带余除法给出代数情形多项式特征一种求法，举例验证了这种方法的有效性。

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• Thus the authors use distributed polynomial with orthogonal characteristic for approximating displacement function of the beam;

利用正交特征分布多项式逼近位移函数

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• The research results reveal that comparative valve balanced movement characteristic can obtain using high order polynomial dynamic cam in high speed gasoline engine.

结果表明采用多项式动力凸轮用于高速汽油机凸轮设计，能够获得相对平稳气门运动特性

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• The characteristic curve of IGBT is fitted with polynomial to establish its loss model, based on which its loss calculation method is proposed.

采用多项式方法IGBT器件手册提供特性曲线建立多项式损耗模型给出了一种基于曲线理论计算损耗方法

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• While the discrete test run data of an aero-engine was adapted using the high order multi-parameters polynomial fit method, the steady characteristic curves were founded.

为此对型航空发动机离散试车数据点进行了多元次多项式建立了该型号发动机稳态特性曲线

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• In this paper, we discuss the locally topological structures of nonlinear homogeneous systems with one zero characteristic root, and give a criteria by the right-hand polynomial coefficients.

本文讨论具有一个特征非线性齐次系统局部拓扑结构给出利用系统右端多项式系数判断准则

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• In this dissertation, we represent the measurement method on nonlinear characteristic and memory effect of power amplifiers and then discuss behavioral modeling based on polynomial structure.

论文主要内容涉及放大器非线性测量多项式结构行为模型研究

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• Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.

水泵选型运行中，通常采用多项式最小二乘法根据假设函数关系拟合水泵性能曲线

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• The formulae for the number of loops, edges, triangles, pairs of two-way nodes and pairs of one-way nodes are deduced by the coefficients of a characteristic polynomial, so on.

推导出特征多项式系数表示线图（无重边图）中圈个数双向结点个数单向结点个数简单图中有向三角形个数计算公式等等

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• In this paper, the concept of the characteristic polynomial, the converse graph, the symmetrical closure and others are defined.

本文引入有向特征多项式对称概念。初步探讨它们某些整体性质的关系。

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• In this paper, the concept of the characteristic polynomial, the converse graph, the symmetrical closure and others are defined.

本文引入有向特征多项式对称概念。初步探讨它们某些整体性质的关系。

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