Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4620711 | Journal of Mathematical Analysis and Applications | 2008 | 17 Pages |
In this paper, we improve contractivity conditions of solutions for the positive equilibrium N∗=1a+∑i=0mbi of the following differential equation with piecewise constant arguments:{dN(t)dt=N(t)r(t){1−aN(t)−∑i=0mbiN(n−i)},n⩽t