1) nonclassical parabolic equations
非经典抛物型方程
1.
Chebyshev-Legendre pseudo-spectral methods for solving nonclassical parabolic equations;
Chebyshev-Legendre拟谱方法解非经典抛物型方程
2) nonlinear parabolic equations
非线性抛物型方程
1.
Dissipativity and asymptotics of the nonlinear parabolic equations;
非线性抛物型方程的耗散性和渐近性
2.
The existence,uniqueness and comparison principle of periodic solutions of boundary problem for nonlinear parabolic equations: u(u)t=f(u x)x (x,t)∈(0,1)〗R u(0,t)=g 0(t),u(1,t)=g 1(t),t∈R is proved by constructive method.
利用构造性方法证明了非线性抛物型方程边值问题a(u)t=f(ux)x,(x,t)∈(0,1)×R,u(0,t)=g0(t),u(1,t)=g1(t),t∈R的周期解的存在性,同时证明了周期解的比较原理和唯一性定
3.
A class of inverse problems for nonlinear parabolic equations is discussed by the variational adjoint method,which is firstly proposed in optimization control for partial differential equations.
利用偏微分方程最优控制中的伴随方法研究一类非线性抛物型方程逆时反问题。
3) nonlinear parabolic equation
非线性抛物型方程
1.
Wavelet Galerkin approximation of nonlinear parabolic equation;
非线性抛物型方程小波Galerkin逼近
2.
The error estimation on large time for a class of nonlinear parabolic equation;
一类非线性抛物型方程的长时间误差估计
3.
Global existence of solutions for a class of nonlinear parabolic equations with dirichlet boundary conditions;
一个非线性抛物型方程的初边值问题解的整体存在性
4) nonlinear parabolic equations
非线性抛物型方程组
1.
Global existence and blow up for a nonlinear parabolic equations;
一类非线性抛物型方程组解的整体存在及爆破
2.
Global existence and blow up problem for a nonlinear parabolic equations
一类非线性抛物型方程组解的整体存在及爆破问题
3.
A study is made on the blowing up problem for the nonlinear parabolic equations u t=Δu m,v t=Δv m, m≥1,with nonlinear boundary conditions u n=u p·v q, v n=u r·v s.
研究了带非线性边界条件 u n =up·vq, u n=ur·vs的非线性抛物型方程组ut =Δum,vt =Δvm(m ≥1)时的爆破问题 。
5) nonlinear parabolic systems
非线性抛物型方程组
1.
Based on triangular meshes, we present a finite volume element framework for a class of two dimensional nonlinear parabolic systems.
讨论基于三角形网格的二维非线性抛物型方程组的有限体积元方法,其中试探函数空间为二次Lagrange元,检验函数空间为分片常数函数空间,对问题的全离散格式证明了最优的能量模误差估计。
2.
The initial regular oblique derivative problem for nonlinear parabolic systems of several second order complex equations with measurable coefficients in a multiply connected domain is discussed.
论述了多连通区域上可测系数的二阶非线性抛物型方程组的初-正则斜微商问题。
6) nonlinear pseudo-parabolic partial equation
非线性伪抛物型方程
1.
The aim of this paper is to investigate mixed problem for some nonlinear pseudo-parabolic partial equations.
文章讨论了一类非线性伪抛物型方程的混合问题。
补充资料:抛物型偏微分方程
抛物型偏微分方程 parabolic type,partial differential equation of 偏微分方程的一类。最典型的是热传导方程 (a>0) (1)基本解是点热源的影响函数。若在t=0时在(ξ,η,ζ)处给定单位点热源,即u0(x0,y0,z0,0)=δ(ξ,η,ζ)(δ为狄拉克函数),则当t>0时便引起在R3的温度分布,这就是基本解。用傅里叶变换可得到它的表达式 热传导方程初值问题的解可用基本解叠加而成,即的解为 极值原理:一个内部有热源的传导过程,它的最低温度一定在边界上或初始时刻达到。更强的结论是 :如果t=T时在Ω内某一点达到最低温度 ,则在这个时刻以前(t<T时)u≡常数 ;又:若最低温度在t=T时边界¶Ω上某点P达到,则在这点上|P,Τ<0(n为外法线方向)。 |
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