This is a preview. Log in through your library . Abstract We consider the discrete logistic model with or without delay ${x_{n + 1}} = \frac{{{\alpha _n}{x_n}}}{{1 ...

Often survival times are not observed more precisely than the interval (for instance, a day) within which the event occurred. Survival data of this form are known as grouped or interval-censored data.

Bifurcation theory in discrete dynamical systems provides a rigorous framework for analysing qualitative changes in system behaviour as parameters vary. In these systems, subtle modifications of ...

Study objective: To understand the context for tobacco smoking in young adolescents, estimating the effects of individual, family, social, and school related factors. Design: Cross sectional analysis ...