By introducing the non-degenerate linear transformation,the calculation procedure of this type of multi-integration is simplified and the calculation formula is obtained.
讨论了被积函数或积分区域可以用二次型来表示的重积分的计算问题,通过引入进非退化线性变换,简化了这类重积分的计算,得出了计算公式。
The result is proved by transforming quadratic forms to their normal forms via some nondeyenerate linear substitutions.
根据代数学中二次型的许多重要性质以及连续函数和导函数的介值性,提出二次型的介值性定理,通过使用非退化线性替换把二次型化为规范形的方法,证明介值性定理的正确性。
This paper is concerned with the existence for nonnegative viscosity solutions of the nonlinear degenerate elliptic equation F(Du, D2u) + us = f in RN, where s > 0, F satisfies some conditions about p (p > 2).
本文研究了RN中的非线性退化椭圆型方程F(Du,D2u)+u3=f的非负粘性解的存在性,其中s>0,F满足某些关于p(p>2)的条件。
Approximating statistics of stochastic variables after non-linear transformation with high-accuracy;
随机变量非线性变换统计性质的高精度逼近算法
Through encoding algorithm and on the basis of the numeralization of chaos random sequence,a new non-linear transformation algorithm is introduced in order to resist various attacks of the chaotic stream cipher system.
通过编码算法以及在混沌随机序列数字化的基础上引入一种新的非线性变换算法,以抵抗对混沌流密码系统的各种攻击。
A modulation scheme recognition arithmetic based on nonlinear transform and BP neural network;
一种基于BP网的非线性变换信号模式识别算法
Especially,for the nonlinearity of the resistive heater,an inverse nonlinear transform was introduced to change the controller design to a problem of linear s.
在控制器设计中,针对电阻式加热器的非线性温升特性,采用静态非线性变换将温度控制器设计转变为线性系统的控制问题,并设计最优控制器。
In this paper,one new nonlinear transform is constructed according to homogeneous balance,and it was used to solve Burgers equation.
利用齐次平衡原则,构造了一类新形式非线性变换并将这种变换应用于Burgers方程,可求出包括该方程的精确孤波解在内的众多其他形式的精确解。
Properties of Solutions for Nonlinear Degenerate Reaction-Diffusion Systems;
非线性退化反应扩散方程组解的性质
Nonlinear Degenerate Parabolic System with Weighted Non-local Source
具有加权非局部源的非线性退化抛物方程组
The Existence of Classical Solutions for a Class of Parabolic Equation with Strong Nonlinearity and Degeneration;
一类具强非线性退化抛物方程古典解的存在性
Existence of Classical Solutions to a Class of Nonlinear and Degenerate Parabolic Equation with Convection;
一类具对流项非线性退化抛物方程古典解的存在性
Invariance in Time of Support of the Maximal Solution for a Nonlinear Degenerate Parabolic Equation
一类非线性退化抛物型方程最大解的支集不变性
non-degenerate symmetric bilinear form
非退化对称双线性型
A Class of Degenerate Parabolic Equations with a Concentrated Nonlinear Source
具集中非线性源的一类退化抛物方程
Linear and Nonlinear Finite Element Analysis of a Degenerated 3D Beam Element
三维退化纤维梁单元线性和非线性有限元分析
Qualitative Study to a Class of Quasilinear Degenerate Parabolic Systems
一类具退化性非线性抛物方程组的定性研究
On the Cauchy Problem for Degenerate Parabolic Equations with Strongly Nonlinear Sources;
具强非线性源退化抛物方程解的柯西问题
NONDEGENERATE INVARIANT BILINEAR FORMS AND THE CENTROID ON LIE TRIPLE SYSTEMS;
李三系上的非退化的不变双线性型与形心
Doubly Degenerate Parabolic Equations with Nonlinear Inner Sources or Boundary Flux
具有非线性源或边界流的双重退化抛物型方程
Nonlinear Elliptic Equation with Lower Order Term and Degenerate Coercivity
带有低阶项的退化强制非线性椭圆型方程
Predictive maintenance policies for nonlinear dynamic systems with hidden degradation process
带隐含退化过程非线性动态系统预测维护策略
Solvability of Nonlinear Singular or Degenerate Elliptic Equations (Systems);
具有奇性或退化的非线性椭圆型方程(组)的可解性
Existence of Solutions to a Class of Nonlinear Parabolic Equations with Double Degeneracy;
关于一类具双重退化非线性抛物方程解的存在性研究
Existence and Gradient Estimates for Two Degenerate Parabolic Equations with a Nonlinear Convection Term;
两类带非线性对流项退化抛物方程解的存在性与梯度估计
Uniqueness of Weak Solutions of the Cauchy Problem for Doubly Nonlinear Parabolic Equations;
一类非线性双重退化抛物方程Cauchy问题弱解的惟一性