ATTRACTIVITY

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Existence and Uniqueness of Positive (Almost) Periodic Solutions for a Neutral Multi-Species Logarithmic Population Model with Multiple Delays and Impulses
《Open Journal of Applied Sciences》2013年第2期247-262,共16页Zhenguo Luo Jianhua Huang Liping Luo Binxiang Dai 
In this paper, by using the contraction mapping principle and constructing a suitable Lyapunov functional, we established a set of easily applicable criteria for the existence, uniqueness and global attractivity of po...
关键词：Contraction Mapping Principle IMPULSES Lyapunov Functional Global ATTRACTIVITY Uniqueness POSITIVE PERIODIC SOLUTION ALMOST PERIODIC SOLUTION 
GLOBAL ATTRACTIVITY IN A PERIODIC DELAY SINGLE SPECIES MODEL被引量：1
《Systems Science and Mathematical Sciences》2000年第1期1-6,共6页LI Yong kun (Department of Mathematics, Yunnan University, Kunming 650091, China) 
1.IntroductionGopalsamyandLadajs[1]illtroducedthefollowingdelayLotka-Volterratypesinglespeciespopulationgrowthmodel:wherea,b,ctTarerealconstants,anda>0,c>0,T20.Ifa>0,b<0andc=0,then(1.1)reducestotheLogisticequation.Ifb...
关键词：Single SPECIES POPULATION growth POSITIVE PERIODIC solution global ATTRACTIVITY foedholm mapping. 
Existence and global attractivity of a positive periodic solution of a class of delay differential equation被引量：15
《Science China Mathematics》1998年第3期273-284,共12页李永昆 
ProjectpartiallysupportedbytheNationalNaturalScienceFoundationofChina (GrantNo .10 5 72 0 5 7)andtheAppliedBa sicResearchFoundationofYunnanProvince
The existence and the global attractivity of a positive periodic solution of the delay differential equation y·(t)=y(t)F[t, y(t-τ 1(t)),...,y(t-τ n(t))] are studied by using some techniques of the Mawhin coincidenc...
关键词：delay differential EQUATION logistic EQUATION POSITIVE PERIODIC SOLUTION global ATTRACTIVITY Fredholm mapping. 
EXISTENCE　AND　GLOBAL　ATTRACTIVITY　OF　PERIODIC　SOLUTION　OF　A　MODEL　IN　POPULATION　DYNAMICS被引量：3
《Acta Mathematicae Applicatae Sinica》1996年第4期427-434,共8页翁佩萱 梁妙莲 
We establish sufficient conditions for the existence and global attractivity of the nonnegativeperiodic solution of an integro-differential equation which can be taken as a generalization of amodel in describing the d...
关键词：Global attractivityl existence periodic solution population dynamics 
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