 全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多   闭区域 在 数学 分类中 的翻译结果: 查询用时：0.026秒 在分类学科中查询 所有学科 数学 更多类别查询 历史查询  闭区域  closed region
 A necessary and sufficient condition is presented first to decide whether a minimal point x0 of f(x) is a global optimal solution of (x), where D is a closed region in Rn. 首先给出了判别f（x）的极小值点x0∈D是否为f（x）的最优解的充分必要条件（D为Rn中的闭区域）； 短句来源 Poofs of the Charaterization for a Continus Function on the Closed Region 闭区域上连续函数性质的证明 短句来源 In this paper, I have showed the theorem for the complet cover on the R2 , and followed the theorem given above to show some characterzation for a continous function on the bounded closed region. 本文证明了R2上的完全复盖定理，并用它证明了有界闭区域上的连续函数的苦干性质。 短句来源 closed domain
 This paper is based on Continuation theorem of solution in G—the bounded open domain, discusses and gives continuation theorem of unigue solution of the inital vellue problem ■ On ■—the boundeb closed domain and a special property. 本文以有界开区域G内解的延拓定理为基础,讨论并给出了ODE方程初值问题 dy/dx=f(x,y) Φ(x_o)=y_o 的唯一解在有界闭区域上的建拓定理及一个特殊性质。 短句来源 In this paper,we introduce the complete covering of plane bou-nded closed domain D and give out simple proof to some important theoremsof plane point set and binary continuous function. Then,we generalize thismethod to n—dimensional Euclidean spaee R~n and n—ary continuous function when n≥3. 本文通过引进平面有界闭区域D的“完全覆盖”,对平面点集和二元连续函数的几个重要定理给出了简证,并把这种方法开拓到n维欧氏空间R~n和n元连续函数(n≥3). 短句来源 This paper gives a condition that the symmetry part of three two order matrixes can be changed into positive matrixes under the same three kinds of transformation,there for,it is proved that a class of the two order linear elliptical equations with constant coefficient can be changed into strongly elliptical equations. By use of this result,the uniqueness of the solution about the Dirichlet problem in bounded closed domain for this kind of equations is confirmed. 本文给出了在相同的三种变换下将三个二阶方阵的对称化部分同时化为正定的条件 ,从而证明了一类二阶常系数线性椭圆型方程组能化为强椭圆型方程组 ,并利用这一结论证明了这类方程组在有界闭区域上Dirichlet问题解的是唯一的 短句来源 Since initial state is usually unknown,it is assumed that initial state is belonged to the bounded closed domain,a notion of the domain guaranteed cost for the systems is proposed. 在系统初始状态未知,但属于一个有界闭区域时,提出了系统的区域可保性能的概念. 短句来源 “闭区域”译为未确定词的双语例句
 BESICOVITCH'S TOPOLOGICAL TRANSFORMATIONS OF TEH PLANEAND CONSTRUCTION OF TRANSITIVE AUTOMORPHISMS OF THE CLOSED UNIT SQUARE Besicovitch的平面拓扑变换与单位闭区域上的可迁自同胚的构造 短句来源 Under certain mild condition on the smoothness of the Boundary Γ of a Jordan domain D we give both uniform and Lp(Γ), o 本文在对Jordan区域的边界Г作了较弱的光滑性假设下,对在闭区域上有导数的函数,研究其在Fejer插值点上的Lagrange及Hermite插值多项式及其导数在Lp(Г)空间上,0 短句来源 The purpose of this paper is to popularize the Cauchy mid—value theorem of monoatomic function to real valued function of variate n f (■),■∈DR~n. Dis supposed to be bounded closed interval. 把一元函数的柯西中值定理推广到n元实值函值f(■)■∈DR~n,D假定是有界闭区域。 短句来源 In this paper,using the property of continuous functions of two variables on bounded closed domains in mathematical analysis,we prove that for f(z)=zn+b1zn-1+. . . 利用数学分析中在有界闭区域上二元连续函数的性质，首先证明f（z）＝z~n＋b_1z~（n－1）＋…＋b_nz_0∈C，使然后用反证法证明z_0就是一根。 短句来源 The discussion is devoted to a type of linear integral equations of the bounded closed - region G in space R". The solvability of such equations in space L2(G) is solyed by means of utilizing the normal solvability of integral operator. 讨论Rn空间中某一有界闭区域G上的一类线性积分方程。 利用积分算子的正规能解性，解决了该类方程在L2（G）中的可解性问题。 短句来源 更多 查询“闭区域”译词为用户自定义的双语例句

我想查看译文中含有：的双语例句  closed region
 One Possible Mechanism to Sustain Combustion inside a Closed Region under Zero Gravity To verify the feasibility of combustion to be sustained by such a mechanism, a mathematical statement of the problem of combustion inside a closed region under zero gravity without a forced circulation was formulated. Numerical solution of the system of two-dimensional unsteady Naver-Stokes equations for a compressible gas in a closed region Linear isothermal filtration in the elastic regime in a closed region Flow and heat transfer with natural convection of a gas in a closed region after loss of hydrostatic equilibrium stability 更多 closed domain
 Nonstationary laminar heat convection in a closed domain for a given heat flux The Nucleation of a Nanoparticle of Silicon Dioxide in a Closed Domain. Representation of functions analytic in a closed domain by series of rational functions Accessibility sets of differential inclusions in a closed domain Under these assumptions, the desired solution in the entire closed domain is of limited smoothness: it belongs only to the H?lder class Cμ, where μ ∈ (0, 1) is arbitrary. 更多 In this paper concepts of δ-neighborhood amplitude and two-dimensional ε-spline function are intraduced. The following smoothing formula is geven, i, e for measured values f_i,j at equally spaced nodes, where Ω_1(x) is the first approximation function of δ-function. The following theorem is presented as a main result. Theorem: f(x,y) is a second order ,ε-spline function of δ-neighgorhood amplitode at measured volues f_(i,j) on the Close domain Ω:x_1≤x≤x_M,x_1≤y≤x_N, where ε=(p+q/3)-(pq/9),p=h/△x,q=h'/△y,δ=(△x~2+△y~2)~(1/2)... In this paper concepts of δ-neighborhood amplitude and two-dimensional ε-spline function are intraduced. The following smoothing formula is geven, i, e for measured values f_i,j at equally spaced nodes, where Ω_1(x) is the first approximation function of δ-function. The following theorem is presented as a main result. Theorem: f(x,y) is a second order ,ε-spline function of δ-neighgorhood amplitode at measured volues f_(i,j) on the Close domain Ω:x_1≤x≤x_M,x_1≤y≤x_N, where ε=(p+q/3)-(pq/9),p=h/△x,q=h'/△y,δ=(△x~2+△y~2)~(1/2) Appling to the plane numerical field is obtined the 9-points smoothing formule. f_(i,j)=(1-p/3)(1-q/3)f_(i,j)+q/6(1-q/3)(f_(i-1,j)+f_(i+1,j))+q/6(1-p/3)(f_(i,j-1)+f_(i,j+1))+pq/36(f_(i-1,j-1)+f_(i-1,j+1)f_(i-1,j+1)+f_(i+1,j+1). 本文引入了δ邻域差幅和二维ε—Spline函数的概念,给出下面的磨光公式,即对等间距节点(x_i,y_i)上的测值,f_(i,j,) f(x,y)=1/hh'integral from n=-∞ to ∞ integral from n=-∞ to ∞Ω_1(x-3/h)Ω_1(y-t/h_1)f(s,t)dsdt,其中 f(x,y)=sum from i=1 to M sum from j=1 to N f_(i,j)Ω_1(x-x_ i/△x)Ω_1(y-y_i/△y),Ω_1(x_1)为δ—函数的一次逼近。主要结果是下面的定理定理:f(x,y)是f_(i,j)在闭区域Ω:x_1≤x≤x_M, y_1≤y≤y_N上的一个关于δ—差幅的2阶ε—Spline函数,其中ε=p+q/3=pq/9,p=h/△x,q=h'/△y,d=(△x~2+△y~2)~(1/2)应用到平面数值场得到九点平滑公式 In this paper concepts of δ—neighborhood amplitude and two—dimensional ε—spline function are intraduced. The following smoothing formula is geven, i, e x,y)=1/hh' integral from -∞ to ∞ integral from -∞ to ∞ Ω_1((x-s)/h)Ω_1((y-t)/h')(s,t)dsdt for measured values f_i, j at equally spaced nodes, where (x,y)=sum from i=1 to M sum from j=1 to N f_(i,j)Ω_1((x-x_i)/Δx)Ω_1((y-y_j)/Δy), Ω_1(x) is the first approximation function of δ—function. The following theorem is presented as a main result. Theorem: (x,y) is a second... In this paper concepts of δ—neighborhood amplitude and two—dimensional ε—spline function are intraduced. The following smoothing formula is geven, i, e x,y)=1/hh' integral from -∞ to ∞ integral from -∞ to ∞ Ω_1((x-s)/h)Ω_1((y-t)/h')(s,t)dsdt for measured values f_i, j at equally spaced nodes, where (x,y)=sum from i=1 to M sum from j=1 to N f_(i,j)Ω_1((x-x_i)/Δx)Ω_1((y-y_j)/Δy), Ω_1(x) is the first approximation function of δ—function. The following theorem is presented as a main result. Theorem: (x,y) is a second order ε—spline function of δ—neighgorhood amplitode at measured volues f_(i,j) on the close domain Ω: x_1≤x≤x_M, x_1≤y≤x_N, where ε=(p+q)/3-pq/9, p=h/Δx,q=h'/Δy,δ=(Δx~2+Δy~2)~(1/2) Appling to the plane numerical field is obtined the 9—points smoothing formule: _(i,j)=(1-p/3)(1-q/3)f_(i,j)+q/6(1-q/3)(f_(i-1,j)+f_(i+1,j)+q/6(1-p/3)(f_(i,j-1)+f_(i,j+1))+pq/36(f_(i-1,j-1)+f_(i-1,j+1)f_(i-1,j+1)+f_(i+1,j-1)+f_(i+1,j+1)). 本文引入了δ邻域差幅和二维δ—Spline函数的概念,给出下面的磨光公式,即对等间距节点(x_i,y_i)上的测值f_(i,j), 其中δ—函数的一次逼近。主要结果是下面的定理定理:(?)(x,y)是f_(i,j)在闭区域Q:x_1≤x≤x_M,y_1≤y≤y_N上的一个关于δ—差幅的2阶ε—Spline函数,其中ε=p+q/3=pq/9,p=h/△x,q=h'/△y,a=(△x~2+△y~2)~(1/2). 应用到平面数值场得到九点平滑公式(?)_(i,j)=(1-p/3)(1-q/3)f_(i,j)+p/6(1-q/3)(f_(i-1,j)+f_(i+1,j))+q/6(1-p/3)(f_(i,j-1)+f_(i,j+1))+pq/36(f_(i-1,j-1)+f_(i-1,j+1)+f_(i+1,j-1)+f_(i+1,j+1))。 This paper is based on Continuation theorem of solution in G—the bounded open domain, discusses and gives continuation theorem of unigue solution of the inital vellue problem ■ On ■—the boundeb closed domain and a special property. 本文以有界开区域G内解的延拓定理为基础,讨论并给出了ODE方程初值问题 dy/dx=f(x,y) Φ(x_o)=y_o 的唯一解在有界闭区域上的建拓定理及一个特殊性质。 << 更多相关文摘 相关查询

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