搜索结果: 1-15 共查到“数学 Autonomous”相关记录17条 . 查询时间(0.046 秒)
Homoclinic solutions for a class of non-autonomous Hamiltonian systems with potential changing sign
Homoclinic solutions Critical point Variational methods
2011/10/12
In this paper we are devoted to considering the existence of homoclinic solutions for some second order non-autonomous Hamiltonian system with the potential changing sign. The proof is based on the st...
Existence of subharmonic periodic solutions to a class of second-ordernonlinear non-autonomous mixed-type functional differentialequations
variational structure critical points operator equations subdifferentiability subharmonic periodic solutions second-order mixed-type nonlinearfunctional differential equations
2011/10/11
In this paper, by introducingsubdifferentiability of lower semicontinuous convex functions and the conjugate functions, as well as critical point theory and operator equations theory, we obtain multip...
The non-autonomous chiral model and the Ernst equation of General Relativity in the bidifferential calculus framework
non-autonomous chiral model bidifferential calculus framework Ernst equation General Relativity
2011/7/7
We generate exact solutions of the non-autonomous chiral model, which in particular arises in General Relativity, using a general result of the bidifferential calculus approach to integrable PDDEs. In...
The non-autonomous chiral model and the Ernst equation of General Relativity in the bidifferential calculus framework
non-autonomous chiral model bidifferential calculus framework Ernst equation General Relativity
2011/7/7
We generate exact solutions of the non-autonomous chiral model, which in particular arises in General Relativity, using a general result of the bidifferential calculus approach to integrable PDDEs. In...
Periodic orbits of a one dimensional non autonomous Hamiltonian system
Morse theory periodic orbits twisting number
2011/2/28
In this paper we study the properties of the periodic orbits of x + V 0 x(t; x) = 0 with x 2 S1 and V 0 x (t; x) a T0 periodic potential.
The dependence on the initial states and the transitivity of the regular autonomous asynchronous systems
asynchronous system dependence on the initial states transitivity
2011/3/4
The asynchronous systems are non-deterministic real time, binary valued models of the asynchronous circuits from electronics.
Universal regular autonomous asynchronous systems: omega-limit sets, invariance and basins of attraction
asynchronous system limit set invariance basin of attraction
2011/3/4
The asynchronous systems are the non-deterministic real time-binary models of the asynchronous circuits from electrical engi-neering.
Integrability and non-integrability of periodic non-autonomous Lyness recurrences
Periodic di erence equations integrability non-integrability
2011/2/25
This paper studies non-autonomous Lyness type recurrences of the form xn+2 =(an + xn)=xn+1, where fangn is a k-periodic sequence of positive numbers with prime period k. We show that for the cases k 2...
Vertex operator for the non-autonomous ultradiscrete KP equation
Vertex operator non-autonomous ultradiscrete KP equation
2010/4/7
We propose an ultradiscrete analogue of the vertex operator in the case of the ultradiscrete KP equation--several other ultradiscrete equations--which maps N-soliton solutions to N+1-soliton ones.
Equilibriums and permanence for an autonomous competitive system with feedback control
competitive system feedback control equilibrium stability permanence
2010/9/14
In this paper, an autonomous competitive model with feedback control is studied.
And the equilibriums of the system are discussed at first. Then the stability of equilibriums
are obtained by ODE’s s...
Non-autonomous Differential Subordinations Related to a Sector
Univalent function Starlike function Subordination Differential subordination
2008/6/27
Non-autonomous Differential Subordinations Related to a Sector.
A time discrete linear model of population structured by age and the time of residence: Non-autonomous case
Population dynamics migration strong ergodicity
2010/9/15
The model we propose is a generalization of the linear discrete model to the case of time varying environment. We present a time discrete time varying model of the dynamics of a population structured ...
On Nonexistence of Algebraic Curve Solutions to Second-order Polynomial Autonomous Systems Over the Complex Field
autonomous system existence algebraic curve irreducibility
2007/12/11
In this paper, by using the method of algebraic analysis, the results in our previous work are generalized. These results are of importance in the qualitative theory of polynomial autonomous systems. ...
Sufficient Conditions for the Oscillation of Non-autonomous Difference Equations
Non-autonomous difference equation oscillation
2007/12/10
In this paper, we obtain sufficient conditions for the oscillation of the non-autonomous difference equations x(n+1)-x(n)+∑ from (i=1) to m of pi(n)x(n-τ_i)(n)=0,which are the discrete analog of the d...
Global Attracting Behavior of Non-autonomous Stage-structured Population Dynamical System with Diffusion
nonautonomous stage structure dispersal
2007/12/10
A non-autonomous single species dispersal model is considered, in which individual member of the population has a life history that goes through two stages, immature and mature. By applying the theory...