Faced with the issue of hedging risk, small businesses entrepreneurs are investing considerable resources in risk management systems in as much as to maximize profit and stay operational, as such, the types of risk are identified and quantified within each business. This paper fo...
Open access
Research Article10.9734/jamcs/2019/v33i630195
Predator-prey models describe the dynamics of ecological systems in which two species, the predator and the prey, interact. The objective of this study is to formulate and analyze a predator-prey mathematical model, based on a system of delay differential equations that takes int...
Open access
Research Article10.9734/jamcs/2019/v33i630194
This paper deals with the Fourier-Stieltjes transform of C∗-algebra valued measures. We construct an involution on the space of such measures, define their Fourier-Stieltjes transform and derive a convolution theorem.
Open access
Research Article10.9734/jamcs/2019/v33i530193
Fraudulent credit card transaction is still one of problems that face the companies and banks sectors; it causes them to lose billions of dollars every year. The design of efficient algorithm is one of the most important challenges in this area. This paper aims to propose an effi...
Open access
Research Article10.9734/jamcs/2019/v33i530192
In this paper, we discuss the non-singularity of a row skew rst-plus-last right (RSFPLR) circulant matrices with the rst row (a1; a2; : : : ; an),which is determined by entries of the first row. First,the suffient condition for the matrix to be nonsingular is that,there exists an...
Open access
Research Article10.9734/jamcs/2019/v33i530191
Tungiasis is a disease that mostly affects the children,the disabled,alcoholics and the aged in Kenya and other parts of the world.Despite the intensive research that has been doneon tungiasis disease,the disease remains a threat in Muranga County.In this research, weformulated a...
Open access
Research Article10.9734/jamcs/2019/v33i530190
This paper develops an economic order quantity inventory model for time dependent three parameters Weibull deterioration. Partially backlogged shortages are considered. The demand rate is deterministic and time dependent. The rate of deterioration is time dependent. We have deriv...
Open access
Research Article10.9734/jamcs/2019/v33i530189
One of the most reliable biometrics when issues of access control and security is been considered is face recognition. An integral part of a face recognition system is the feature extraction stage, which becomes a critical problem where is a need to obtain the best feature with m...
Open access
Research Article10.9734/jamcs/2019/v33i430188
In this paper, explicit determinants and inverses of skew symmetric generalized Foeplitz matrices are given by constructing the special transformation matrices.
Open access
Research Article10.9734/jamcs/2019/v33i430184
A new compound distribution called the Marshall-Olkin Inverse Lomax distribution (MO-ILD) was proposed, extending the inverse Lomax distribution by adding a new parameter to the existing distribution, leading to greater flexibility in modeling various data types. Its basic statis...
Open access
Research Article10.9734/jamcs/2019/v33i430186
Online Social Network (OSN) is like a virtual community where people build social networks and relations with one another. The open access to the Internet has increased the growth of OSN which has attracted intruders to exploit the weaknesses of the Internet and OSN to their own...
Open access
Research Article10.9734/jamcs/2019/v33i430187
In March of 2018, about 500,000 desktop computers were infected with cryptocurrency mining malware in less than 24 hours. In addition to attacking desktop computers, malware also attacks laptops, tablets, mobile phones. That is, any device connected via the Internet, or a network...
Open access
Research Article10.9734/jamcs/2019/v33i430182
This work is about Construction of Irreducible Polynomials in Finite fields. We defined some terms in the Galois field that led us to the construction of the polynomials in the GF(2m). We discussed the following in the text; irreducible polynomials, monic polynomial, primitive po...
Open access
Research Article10.9734/jamcs/2019/v33i330181
This study is designed to investigate the effect of Hartmann number on transient period, Joule heating and viscous dissipation in an incompressible MHD (Magneto-Hydrodynamics) flow over a flat plate moving at a constant velocity. The governing momentum equation is non-dimensional...
Open access
Research Article10.9734/jamcs/2019/v33i330179
During the last few years, Local Binary Patterns (LBP) has aroused increasing interest in image processing and computer vision. LBP was originally proposed for texture analysis, and has proved a simple yet powerful approach to describe local structures. It has been extensively ex...
Open access
Research Article10.9734/jamcs/2019/v33i330178