In this paper, We disscused the problem of fold root of a variable polynomial of degree non the base of relationship between its coefficient and root.
本文利用一元n次多项式的系数与其根的关系探讨一元n次多项式具有n，l与n－l重根的问题。
Using the elementary means,a necessary and sufficient condition,differentiating whether n variables power two polynomial can be factorized,was put forward.
用初等方法给出了一个判别n元二次多项式可因式分解的充要条件,并给出了分解的具体方法。
In this article matrix is employed in presenting a way that a quadratic heterogeneous polynomial with n varibles can be pided into the products of two linear factors, and thus the problem of factorization of this sort can be settled.
用矩阵方法给出了一个判别实n元二次非齐次多项式可分解为二个一次因式的乘积的方法,解决了这类多项式的因式分解问
A Elementary Method of n Variables Power Two Polynomial Factorization;
n元二次多项式因式分解的初等方法
Judgement of the Factorization of a Quadratic Heterogeneous Polynomial with n Varibles;
n元实二次多项式因式分解的矩阵判别法
The Irreducible Quadratic Factorizations of the Polynomial x~n-bx-a;
多项式x~n-bx-a的二次不可约因式
Analysis on The Condition of Factorization of Inhomogeneous Dual-variable Quadratic Polynomials;
二元二次非齐次多项式因式分解的条件分析
A-optimal Design for Duality Quadratic Polynomial Regression Models in Circle Region;
圆域上的二元二次多项式回归模型的最优设计
The Composition of Nth Segmentation Hermite Interpolation Multinormial;
n次分段Hermite插值多项式的构造
A Discriminance for Binary Quantie to Be Factoredin Read Number;
二元二次多项式可在实数范围内分解因式的判别法
Decomposition Conditions and Method of Real Coefficient Quadratic Polynomial in Two Elements;
实系数二元二次多项式在R中可分解的条件及分解方法
Conics Projective Geometry and Application of the Nature of the Discussion
射影二次曲线的几何性质讨论及应用——二元二次多项式因式分解的理论
A Matrix Presentation of n Variable Polynomial Ring on Ring R with Identity 1
有1的环R上的n元多项式的矩阵表示
A homogeneous polynomial having two or more variables.
多元齐次多项式有两个或多个变量的齐次多项式
On Approximation of Modifying S.N.Bernstein Trigonometric Polyromials;
二元S.N.Bernstein型三角插值多项式的逼近
Judgement Method of Irreducible Polynomial in Two Variables
有理数域上二元不可约多项式的判别
Some Properties of 2D Bernoulli Polynomials
二元Bernoulli多项式的若干性质
Mating Critically Infinite and Quasi-starlike Quadratic Polynomials
临界无限的类星形二次多项式的粘合
Sufficient Demonstration about Extremum of n－ variate multinomial Function;
n元多项式函数极值存在充分条件的一种简易证明
An Estimation of the Number of Generators of an Ideal in a Polynomial Ring with Two Variables;
二元多项式环中理想生成元个数的估计
Nonexistence of Polynomial First Integrals for Quadratic Planar Vector Systems
平面二次向量场多项式首次积分的不存在性