In this paper, we consider almost periodic discrete two-species competitive sys-tems. By using Lyapunov functional, the existence conditions and uniqueness of almost periodic solutions for the this type of systems are...In this paper, we consider almost periodic discrete two-species competitive sys-tems. By using Lyapunov functional, the existence conditions and uniqueness of almost periodic solutions for the this type of systems are obtained.展开更多
This paper studies equation x' + cx' + g(x) = P(t,x). Under some suitable conditions the existence and uniqueness of almost periodic solution of this equation are given.
本文讨论了一类二阶方程周期解的存在唯一性条件,并得到仅a_1>0,a_(2a+k)≥0时(?)+R(sum from k=0 to n (a_2k)+1~x^(2k+1))'(?)+1/L sum from k=0 to n (a_2k)+1~x^(2k+1)=e(t)(R>0,L>0,e(t)为在一定条件下的周期函数)存...本文讨论了一类二阶方程周期解的存在唯一性条件,并得到仅a_1>0,a_(2a+k)≥0时(?)+R(sum from k=0 to n (a_2k)+1~x^(2k+1))'(?)+1/L sum from k=0 to n (a_2k)+1~x^(2k+1)=e(t)(R>0,L>0,e(t)为在一定条件下的周期函数)存在唯一渐近稳定的周期解,改进了[1-3]中的结果.展开更多
基金the Natural Science Foundation of Fujian Province (Z0511014)the Foundation of Developing Science and Technology of Fuzhou University (2005-QX-18, 2005-QX-21).
文摘In this paper, we consider almost periodic discrete two-species competitive sys-tems. By using Lyapunov functional, the existence conditions and uniqueness of almost periodic solutions for the this type of systems are obtained.
基金This work was supported by Fujian Education Department Science Foundation (K20009).
文摘This paper studies equation x' + cx' + g(x) = P(t,x). Under some suitable conditions the existence and uniqueness of almost periodic solution of this equation are given.
文摘本文讨论了一类二阶方程周期解的存在唯一性条件,并得到仅a_1>0,a_(2a+k)≥0时(?)+R(sum from k=0 to n (a_2k)+1~x^(2k+1))'(?)+1/L sum from k=0 to n (a_2k)+1~x^(2k+1)=e(t)(R>0,L>0,e(t)为在一定条件下的周期函数)存在唯一渐近稳定的周期解,改进了[1-3]中的结果.
