Distingnishing again on the extreme point of binary function;
二元函数极值点的再判别
A Talk of The Relation of Certain Concepts In Binary Function Differential Calculus;
浅谈二元函数微分学某些概念间的关系
This paper defines a binary function related to Schwarz inequation,investigates its properties and gives some refinements for Schwarz inequation.
定义一个与Schwarz不等式相关的二元函数,研究了它的性质,并由这些性质对Schwarz不等式进行了若干加细。
Experimental result shows that the non-uniform flux of open channel is single-valued corresponding to the opening angle of the plate and water depth in front of the plate,and satisfies the dualistic function.
通过试验可知:细长板开启角度、明渠非均匀流流量与板前水深三者单值对应,并满足二元函数的变化关系。
The concept of partial derivative & directional derivative of multivariate function is presented for deducing the directional derivative & geometric meaning of Dualistic function.
利用多元函数的偏导数与方向导数的概念给出二元函数f(x,y)的方向导数及其几何意义,然后进一步给出了二元函数沿任意方向L的二阶方向导数2f/l2。
Rolle theorem and Lagrange mean value theorem are improved in the case of two variable function, and the geometric meaning is given.
给出的两个定理是罗尔定理及拉格朗日中值定理在二元函数上的推广，并给予几何意
This paper gives out a sufficient and solution of quadratic function s maximum with theory of quadratic form and gives out the define of the positive d efinite property of the following homogeneous polynomial of degree 2n two varia ble function ,based on the definite of local maximum of two variable function i s derived .
本文利用二次型理论给出了二次函数最值的一个充分条件及求法 ,定义了二元齐次多项式的正定性 ,并基于定义给出了二元函数极值的一个充分条件。
This paper is mainly devoted to provide a supplementary analysis of extreme value problem of bivariate functions,in which a new sufficient condition and its concise proof when critical case is given.
对二元函数的极值判定条件进行了新的补充分析,给出了临界情形下的又一充分条件,并做了简明的证明。
In the paper,we mainly discuss the unification of the conception and the corresponding properties of bivariate functional limit improper integral with parameter,sequence of function and series of functions from the point of view of teaching,so that students can better understand the conception and corresponding properties of uniform convergence deeply.
从课堂教学的角度出发,讨论了二元函数极限、含参量广义积分、函数列、函数项级数一致收敛的概念和相关性质的统一,从而加深学生对一致收敛性的概念和相关性质的理解。
The asymptotic properties of mean value in the mean value of bivariate functions are discussed,a solution is presented for related inverse problem.
讨论了二元函数中值定理中间值的渐近性质,给出了一个相关反问题的解。
We got at the concept that convergence in almost uniform of f(x,y) withfunction of 2-variables,discussed specificity of their limit functions and the conditionfor convergence in almost uniform of function of 2-variables.
提出了当ｘ→＋∞时二元函数ｆ（ｘ，ｙ）的次一致收敛的概念，并讨论了其极限函数的性质及次一致收敛的条件。
In allusion to Funar Conjecture :"If a random triangle lies in a closed unit square,then its inscribed circle s radius,r≤(5-1)/4",an equivalent minimum problem about a function of 2-variables is studied;the stagnation point and its value,value on the boundary of the function of 2-variables are studied,the equivalent problem is proved correct,so the Funar Conjecture is proved correct.
针对Funar猜想:“设任意三角形位于闭单位正方形内,则该三角形的内切圆半径,r≤(5-1)/4”,研究了与其等价的某二元函数的最小值问题;利用对此二元函数驻点及其取值、边界取值讨论,证明了等价问题成立,进而此Funar猜想得证。
THE RELATION BETWEEN TWO FUNCTION S EXTREMUM POINT AND THE DOLLAR FUNCTION;
二元函数的极值点与一元函数的关系
The Limits and Continuities of Regarding Function of One Variable as Function of Two Variables;
视一元函数为二元函数时的极限与连续
The Maximum of Quadratic Function and the Extremism of Two Variable Function Based on the Positive Deficite Property;
正定性与二次函数的最值及二元函数的极值
Notes on Second Mixed Partial Derivative of Binary Function;
关于二元函数二阶混合偏导数的注记
Symmetric partial derivative of a binary function and interrelated theory;
二元函数的对称偏导数及其相关理论
New Proof of the Adequate Conditions for the Judgment of Dualistic Function Extreme Point;
二元函数极值点判定的充分条件新证
A Stable Approximate Methods for the Derivatives of Approximately Specified Functions of two Variables;
近似已知二元函数的稳定求偏导方法
A Note on the Xufficient Condition of Binary Function s Extremum;
二元函数极值的充分条件的一点补充
On the Relationship between Continuity and Partial Continuity of Duality Function;
关于二元函数的连续与偏连续的关系
Application of Duality Function Derivative in Economic Analysis;
二元函数的导数在经济分析中的应用浅析
A tabulation of a function of two variables is cumbersome, but possible.
二元函数的列表法是不方便的，然而是可能的。
Two variable operator-valued functions in Mikusinski operators
Mikusinski二元算符函数
bivariate normal probability density function
二元正态概率密度函数
Dimensions of Bivariate Spline Spaces and Bivariate Weak Spline Spaces
二元样条函数空间及弱样条函数空间的维数
A BIVARIATE RATIONAL INTERPOLATION BASED ON FUNCTION VALUES AND THE PROPERTIES
一种基于函数值的二元有理插值函数及其性质
The Construction of Bivariate Copulas Based on Real Function;
基于实值函数的二元copula的构造
On construction of orthogonal periodic wavelt of birariate Box splines function
二元Box样条的正交周期小波函数构造
A New Bridge Function for Binary Lenard-Jones Mixture
二元Lenard-Jones流体混合物的桥函数
