In this paper, we include stochastic perturbation into SIRS epidemic model incorporating media coverage and study their dynamics. Our model is obtained by taking into account both for demographic stochasticity and environmental fluctuations on contact rate before alert media β1....
Open access
Research Article10.9734/jamcs/2019/v34i3-430205
In this paper, AIC (Akaike's Information Criterion) is used to judge whether a coin is biased or not using the sequence of heads and tails produced by tossing the coin several times. It is well known that AIC·(−0:5) is an efficient estimator of the expected log-likelihood when th...
Open access
Research Article10.9734/jamcs/2019/v34i230212
In this paper, we introduced and studied a new kind of generalized open set called τ1τ2-g-open set in a bitopological space (X, τ1, τ2). The properties of this τ1τ2-g-open set are studied and compared with some of the corresponding generalized open sets in general topological spa...
Open access
Research Article10.9734/jamcs/2019/v34i230216
Streaming video is a process of transferring moving images or video over the internet in a compressed form to viewers so that it can be viewed in real time. Streaming video technology is becoming more powerful all the time and appreciable works have been done in this area. Howeve...
Open access
Research Article10.9734/jamcs/2019/v34i230217
A modified solution of the nonlinear singular oscillator has been obtained based on the extended iteration procedure. We have used an appropriate truncation of the obtained Fourier series in each step of iterations to determine the approximate analytic solution of the oscillator....
Open access
Research Article10.9734/jamcs/2019/v34i3-430204
In this paper, we study a two-dimensional bipolar Euler-Poisson equation (hydrodynamic model), which arises in mathematical modeling for semiconductors and plasmas. We are interested in the existence of the rotational subsonic stationary solution. Under the proper boundary condit...
Open access
Research Article10.9734/jamcs/2019/v34i230209
In this work, the canonical Hamiltonian form of the restricted three- body problem including the effects of primaries oblateness is presented. Moreover, the collinear libration points are obtained. In addition to this, the relation between position of libration points and variati...
Open access
Research Article10.9734/jamcs/2019/v34i230210
Utilizing a modied Bradley-Terry model, we develop a method of making foresight predictions of 2002-2018 NFL games by incorporating a home-eld parameter into previously established ranking models. Knowing only the home team and score of each contest, and taking into account previ...
Open access
Research Article10.9734/jamcs/2019/v34i1-230203
In this study, three Ito stochastic differential equations with multiplicative noise are investigated with Wong-Zakai method. The stochastic differential equations are also analyzed by Euler-Maruyama, Milstein and Runge Kutta stochastic approximation methods. The relative errors...
Open access
Research Article10.9734/jamcs/2019/v34i1-230202
We recall the notions of invariant, anti-invarian, semi-invariant, slant, semi-slant, quasi-slant and hemi-slant Riemannian submersions from almost Hermitian manifolds to a Riemannian manifolds. In this paper we contruct a Riemannian submersion which generalizes hemi-slant, semi-...
Open access
Research Article10.9734/jamcs/2019/v34i1-230200
Conventional voting techniques have been employed over the years in most elections. However, each of these techniques has attendant short comings. The existing conventional voting systems have been subjected to gross abuse and irregularities. Electronic voting (e-voting) which is...
Open access
Research Article10.9734/jamcs/2019/v34i1-230201
The quarterly disaggregation of an annual economic aggregate, by a mathematical method with a cyclical indicator, gives rise to a problem of minimization to make the quarterly economic aggregate smooth. This involves two indexes for the quarter and the year, which sometimes can m...
Open access
Research Article10.9734/jamcs/2019/v34i1-230199
Based on the soft formal analysis, in this article, the countability of soft topological space is studied. The soft neighborhoods basis of soft points is dened in the soft topology, and the properties of soft basis and soft neighborhoods basis are given. The countable axioms are...
Open access
Research Article10.9734/jamcs/2019/v33i630198
This paper is concerned with oscillation criteria for a class of third-order differential equations with neutral term by using some necessary analysis techniques, some sucient conditions for oscillation are obtained, some examples are provided to illustrate the main results.
Open access
Research Article10.9734/jamcs/2019/v33i630197
In this paper, exact determinants and inverses of skew symmetric generalized Loeplitz matricesare given by constructing the special transformation matrices. And an example is provided to verify the feasibility of the formulas.
Open access
Research Article10.9734/jamcs/2019/v33i630196