[PDF] Top 20 Las revistas de educación matemática en el Social Science Citation Index (SSCI)

... and vaccination are most commonly used methods to control spread of infectious ...these, vaccination is a proven prophylactic approach and is used in healthy individuals to prevent occurrence of infectious ... See full document

... a deterministic mathematical model for transmission dynamics of Varicella Zoster Virus ...(VZV).The model to be developed considers a total population to be non-constant and non-age ... See full document

... nonlinear incidence rate and distributed delay are considered to represent wide class epidemic model similarly as in [10, ...a rate 0 h g(τ )f (s(t), i(t –τ )) dτ , where h represents the ... See full document

... epidemic model, the disease is caused by one ...epidemic model with double epidemic hypothesis which has two epidemic diseases caused by two different ...a deterministic SI model with double ... See full document

... birth rate, death rate, transmission coefficient and other parameters involved with the system exhibit random fluctuations to a greater or lesser ...into deterministic models and obtained some ... See full document

... bilinear incidence rate (similar to that in [8]) and standard incidence ...asymptotic stability of the disease-free and endemic equilibria were ...SIRI model with nonlinear ... See full document

... the stability of the equilibrium states using some of the tested parameters from literature reviewed in this ...the model has been investigated and it shows that treatment has a positive effect on the ... See full document

... the rate of incidence plays the main part in modeling infectious ...nonlinear incidence rates in their ...massive vaccination is impossible, the second stage of defensive mechanism could be ... See full document

... sensitivity analysis also indicated that increasing the rate of treatment at the latent period will help reduce the basic reproduction number which will help the disease-free equilibrium point to be stable ... See full document

... parameter and the system undergoes periodic doubling or flip bifurcation. When a ∈ (3.0, 3.36) there appears stability. In the range a ∈ (3.36, 3.8) periodic-2 orbits, for a ∈ (3.8, 3.9) periodic-4 orbits and a ∈ ... See full document

... mutualism model ([1]-[9]), however, only recently did scholars paid attention to the commensal model, a model describes a relationship which is only favorable to the one side and have no influence to ... See full document

... a model. That is, in the new and present model the whole human population is divided in to five compartments: susceptible ; exposed ; chronic infective ; acute infective ; and recovered ...both ... See full document

... epidemic model with distributed delay. An SIR model with distributed delay was studied in [3, 16, ...SIR model with nonlinear incidence. To analyze the stability of epidemic ... See full document

... epidemic model with nonlinear incidence rates is ...the stability and the direction of the Hopf bifurcation periodic solutions bifurcating from Hopf bifurcations are ob- tained by using the normal ... See full document

... assumptions: (a ) The recruitment rate of the population(sexually matured adults) is mainly by birth. (b ) An individuals once at a time being infected then it become and remains infective until death. (c ) In ... See full document

... corresponding deterministic models. Therefore, when establishing popula- tion model, many stochastic biological systems and stochastic epidemic models have been presented and studied [14] ...the ... See full document

... natural rate of ...recovery rate and rate of apparition of clinical symptoms are coming from ...For vaccination coverage, we take different values in order to ex- plore different ... See full document

... and non-stroke groups in the regression ...(Crude Model), stroke survivors visited the family doctor, other medical specialists, nurse, psychologist, so- cial worker/counsellor and audiologist/ speech or ... See full document

... cidence rate [, ]. In addition, some general nonlinear incidence βg(I)S [], Sg(I) [], g(S, I) [] and g(S, I, N) [] are used in ...standard incidence, complex dynamic behaviors may occur ... See full document

... new model of a stochastic oscillator having a fluctuating mass, which, among other processes, describes Brownian motion with ...detailed stability analysis has been performed for white and ... See full document