二重数值积分,two-dimensional numerical integration
1)two-dimensional numerical integration二重数值积分
1.Using artificial fish-swarm algorithm for solvingtwo-dimensional numerical integration用人工鱼群算法求解二重数值积分
2.The article based on double trapezoidal algorithm puts forward double trapezoidal recursive algorithm fortwo-dimensional numerical integration.在双梯形算法的基础上,提出了二重数值积分双梯形递推算法,给出了用C++语言编程实现双梯形递推算法的技术要点,通过对同一实例进行不同的计算实验,测试并比较了复化双梯形算法与双梯形递推算法各自运行时占用Pentium150CPU的时间,实验表明:双梯形递推算法是一种快速计算二重积分、节省CPU时间的高效方法。
2)multiple numerical integral多重数值积分
1.Construct theory of hierarchical functional networks and its application inmultiple numerical integral;层次泛函网络构造理论及其在多重数值积分中的应用
3)two-dimensional numerical value integral二元数值积分
1.The Newton-Cotes method about how to computetwo-dimensional numerical value integral is discussed.讨论了二元数值积分的牛顿-柯特斯计算方法,并给出了计算的部分C语言代码,经过分析,该方法的时间复杂度为(m+1)·(n+1)·M·N。
4)Binary GAUSS Numerical Integrals二元GAUSS数值积分
1.Research onBinary GAUSS Numerical Integrals in Closed Area;积分域封闭的二元GAUSS数值积分方法研究
5)estimating value theorem of double integral二重积分估值定理
6)double integral二重积分
1.Study of computation method of calculatingdouble integral related with the general mathematic softwares;常用数学软件包中二重积分处理方法研究
2.The Integral Limits Ascertaining in Double Integrals Calculation;二重积分计算中积分限的确定
3.Calculates volume of revolving body withdouble integral;用二重积分求旋转体的体积
英文短句/例句
1.Applications of the Proof on the Integral Inequality by Double Integral;二重积分证明积分不等式的若干应用
2.Discussion on the Pedagogy of Concept of Limit,Definite Integral and Double Integral;极限、定积分、二重积分概念教法之探讨
3.Solving the problem of Definite Integral by Means of Double Integral;利用二重积分解决有关定积分的问题
4.Double integral research based on PSO基于粒子群算法的二重积分方法研究
5.Using special integrating region and special integrand to simplify calculation of double integral;利用特殊积分区域及特殊被积函数简化二重积分计算
6.On Simplifying Double Integral Operation with Symmetry;利用对称性简化二重积分计算教学初探
7.Constructing System of Inequalities to Calculate the Square of Plane Figure and Double Integrals by Skilfully Using the Boundary Line;巧用边界线建立不等式组求平面图形面积和二重积分
8.We shall study double integrals over more general sets in the plane.我们将研究定义在平面上更一般的集合中的二重积分。
9.The seeond integral is easier to approximate than the first one.第二个积分比第一个积
10.Evaluation of College P.E.Teachers Comprehensive Quality through Dual Fuzzy Integrals;利用二重模糊积分进行大学体育教师综合素质评估
11.The calculation of quadruple singular integral in boundary element method of 2-D diffusion equation二维扩散方程边界元解法中的四重奇异积分计算
12.TREND ANALYSIS OF THE RECYCLING OF HEAVY METALS IN SEDIMENTS OF AHA LAKE,GUIZHOU PROVINCE贵州阿哈水库沉积物中重金属二次污染的趋势分析
13.The second integral is easier to approximate than the first one.第二个积分比第一个积分更易于接近。
14.II) Limit --- Reasonability of Infinitesimal Calculus.（二）极限----微积分的合理性.
plete elliptic integral of the second kind第二类完全椭圆积分
16.accumulative binomial probability distribution累积二项式概率分布
17.Integral Criterion of One Kind ofSecond-Orden Ouaclratic Equation AndReduction of Its Integrals to Common Denominaton;一类二阶二次微分方程的可积判据及其通积分
18.The integration by parts is one of the most important integral method.分部积分法是一种很重要的积分方法.
相关短句/例句
multiple numerical integral多重数值积分
1.Construct theory of hierarchical functional networks and its application inmultiple numerical integral;层次泛函网络构造理论及其在多重数值积分中的应用
3)two-dimensional numerical value integral二元数值积分
1.The Newton-Cotes method about how to computetwo-dimensional numerical value integral is discussed.讨论了二元数值积分的牛顿-柯特斯计算方法,并给出了计算的部分C语言代码,经过分析,该方法的时间复杂度为(m+1)·(n+1)·M·N。
4)Binary GAUSS Numerical Integrals二元GAUSS数值积分
1.Research onBinary GAUSS Numerical Integrals in Closed Area;积分域封闭的二元GAUSS数值积分方法研究
5)estimating value theorem of double integral二重积分估值定理
6)double integral二重积分
1.Study of computation method of calculatingdouble integral related with the general mathematic softwares;常用数学软件包中二重积分处理方法研究
2.The Integral Limits Ascertaining in Double Integrals Calculation;二重积分计算中积分限的确定
3.Calculates volume of revolving body withdouble integral;用二重积分求旋转体的体积
延伸阅读
二重积分设二元函数z=f(x,y)定义在有界闭区域d上,将区域d任意分成n个子域δδi(i=1,2,3,…，n），并以δδi表示第i个子域的面积.在δδi上任取一点(ξi,ηi),作和n/i=1σ(ξi,ηi)δδi.如果当各个子域的直径中的最大值λ趋于零时,此和式的极限存在,则称此极限为函数f(x,y)在区域d上的二重积分,记为∫∫f(x,y)dδ,即∫∫f(x,y)dδ=lim σf(ξi,ηi)δδi这时,称f(x,y)在d上可积,其中f(x,y)称被积函数,f(x,y)dδ称为被积表达式,dδ称为面积元素, d称为积分域,∫∫称为二重积分号.
