搜索结果: 16-30 共查到“理学 evolution equations”相关记录37条 . 查询时间(0.351 秒)
Infinitely delayed stochastic evolution equations in UMD Banach spaces
stochastic evolution equations UMD Banach spaces
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2010/11/18
We prove an existence and uniqueness result for the infinitely delayed stochastic evolution equation $$dU(t) = &\big(AU(t) + F(t,U_t)\big) dt + B(t,U_t)dW_H(t), t\in[0,T_0]$$ where $A$ is the generat...
Existence and Uniqueness of Solutions to Nonlinear Evolution Equations with Locally Monotone Operators
Nonlinear Evolution Equations Locally Monotone Operators
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2010/11/9
In this paper we establish the existence and uniqueness of solutions for nonlinear evolution equations on Banach space with locally monotone operators, which is a generalization of the classical resu...
A weak Harnack inequality for fractional evolution equations with discontinuous coefficients
weak Harnack inequality Moser iterations fractional derivativ weak solutions
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2010/12/13
We study linear time fractional diffusion equations in divergence form of time order less than one. It is merely assumed that the coefficients are measurable and bounded, and that they satisfy a unifo...
Conservation laws and normal forms of evolution equations
Conservation laws normal forms evolution equations
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2010/4/6
We study local conservation laws for evolution equations in two independent variables. In particular, we present normal forms for the equations admitting one or two low-order conservation laws. Exampl...
Hamiltonian approach to the derivation of evolution equations for wave trains in weakly unstable media
Hamiltonian approach evolution equations wave trains weakly unstable media
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2009/11/13
The dynamics of weakly nonlinear wave trains in unstable media is studied. This dynamics is investigated in the framework of a broad class of dynamical systems having a Hamiltonian structure. Two diff...
Unified approach to evolution equations for non-isothermal phase transitions
Evolution equation Phase field Non-isothermal transitions
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2010/9/15
The purpose of the paper is to set up a scheme which embodies and generalizes a wide class of phase-transition models and, moreover, provides a direct approach which avoids ad-hoc assumptions. The sta...
Convergence to Diffusion Waves for Nonlinear Evolution Equations with Ellipticity and Damping, and with Different End States
evolution equations diffusion waves decay rate energy method a priori estimates
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2007/12/11
In this paper, we consider the global existence and the asymptotic behavior of solutions to the Cauchy problem for the following nonlinear evolution equations with ellipticity and dissipative effects:...
A New Hierarchy of Lax and Liouville Integrable Evolution Equations Associated with an Isospectral Problem in the Loop Algebra Ã2
Isospectral problem loop algebra Lax integrable Liouville integrable Hamiltonian structure
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2007/12/10
摘要 In this paper, an isospectral problem with five potentials is investigated in loop algebra $\tilde{A}_2$ such that a new hierarchy of evolution equations with five arbitrary functions is obtained...
Approximate Generalized Conditional Symmetries
for Perturbed Evolution Equations
perturbed evolution equation approximate
generalized conditional symmetry approximate conditional invariant solution
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2007/8/15
2007Vol.47No.6pp.975-980DOI:
Approximate Generalized Conditional Symmetries
for Perturbed Evolution Equations
ZHANG Shun-Li,1,2 WANG Yong,1 and LOU Sen-Yue2
1 Center for...
Jacobi Elliptic Function Solutions of Some Nonlinear Evolution Equations
KdV equation Ito equation vKdV equation AKNS equation exact solution
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2007/8/15
2006Vol.46No.5pp.804-806DOI:
Jacobi Elliptic Function Solutions of Some Nonlinear Evolution Equations
YE Cai-Er
Department of Mathematics, Zhejiang Forestry University, ...
Extended Riccati Equation Rational Expansion Method and Its Application
to Nonlinear Stochastic Evolution Equations
extended Riccati equation rational expansion method nonlinear stochastic
evolution equation stochastic mKdV equation soliton-like solutions
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2007/8/15
2006Vol.45No.5pp.785-789DOI:
Extended Riccati Equation Rational Expansion Method and Its Application
to Nonlinear Stochastic Evolution Equations
WANG Mei-Jiao1 and WANG Qi2,3
...
Trial Equation Method to Nonlinear Evolution Equations with Rank
Inhomogeneous: Mathematical Discussions and Its Applications
trial equation method solvable equation nonlinear
evolution equation exact solution
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2007/8/15
2006Vol.45No.2pp.219-223DOI:
Trial Equation Method to Nonlinear Evolution Equations with Rank
Inhomogeneous: Mathematical Discussions and Its Applications
LIU Cheng-Shi
...
Exact Solutions of Some (1+1)-Dimensional Nonlinear Evolution Equations
variable separation Ito equation AKNS equation Hirota-Satsuma equation
localized excitation
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2007/8/15
2006Vol.45No.2pp.236-238DOI:
Exact Solutions of Some (1+1)-Dimensional Nonlinear Evolution Equations
SHEN Shou-Feng
Department of Mathematics, Zhejiang University of
Tec...
The Periodic Wave Solutions for Two Nonlinear Evolution Equations
nonlinear evolution equation F-expansion method
Jacobi elliptic function solitary wave solution
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2007/8/15
2003Vol.40No.2pp.129-132DOI:
The Periodic Wave Solutions for Two Nonlinear Evolution Equations
ZHANG Jin-Liang,1 WANG Ming-Liang,2,3 CHENG Dong-Ming,2 and FANG Zong-De1
...
Lame Function and Its Application
to Some Nonlinear Evolution Equations
Lame function Jacobi elliptic function
nonlinear evolution equations perturbation method multi-order
solutions
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2007/8/15
2003Vol.40No.1pp.53-56DOI:
Lame Function and Its Application
to Some Nonlinear Evolution Equations
FU Zun-Tao,1,2 LIU Shi-Kuo,1 LIU Shi-Da,1,2
and ZHAO Qiang1
1 School...