Browsing Mathematics  Scholarly Publications by Issue Date
Now showing items 120 of 37

Ignition Time for a Porous Medium Model with Low Thermal Conductivity
(2003)The ignition time for a porous medium combustion arising from a porous medium combustion model is considered. The effect of the activation energy parameter as well as the parameter which measures the ratio of oxygen ... 
On Extended Type I Generalized Logistic Distribution
(2004)We consider a form of generalized logistic distribution which is called extended type I generalized logistic distribution. Some theorems that relate the distribution to some other statistical distributions are established. ... 
On Negatively Skewed Extended Generalized Logistic Distribution
(2005)In this paper, we considered a form of generalized logistic distribution which is call negatively skewed extended generalized logistic distribution or extended type I1 generalized logistic distribution. Some theorems that ... 
Thermal Instability in a Model Chain Branching  Chain Breaking Kinetics
(2005)Thermal instabilities such as thermal explosion and thermal ignition are examined in a twostep reactions mechanism, comprising of a chainbranching and a chainbreaking step. The aim of this study is to examine the influence ... 
On Negatively Skewed Extended Generalized Logistic Distribution
(2005)In this paper, we considered a form of generalized logistic distribution which is call negatively skewed extended generalized logistic distribution or extended type I1 generalized logistic distribution. Some theorems that ... 
Construction of Higher Orthogonal Polynomials through a New Inner Product <.,.>p in a Countable Real Lpspace
(2005)This research work places a new and consistent inner product <.,.>p on a countable family of the real Lp function spaces, proves generalizations of some of the inequalities of the classical inner product for <.,.>p provides ... 
A Note on the Unsteady Flow of Dusty Viscous Fluid between Two Parallel Plates
(2005)We study the isothermal flow of a dusty viscous incompressible conducting fluid between two types of boundary motions oscillatory and nonoscillatory, under the influence of gravitational force. Within the frame work of ... 
On Symmetric Extended Generalized Logistic Distribution
(2006)In this paper, we consider a form of the generalized logistic distribution named symmetric extended generalized logistic distribution or extended type III generalized logistic distribution. The distribution is derived by ... 
Incorporating Crown Dimensions into Stem Height and Basal Area Growth Models for African White Wood (Triplochiton scleroxylon)
(2006)Four crown dimensions (crown diameter, crown projection area, crown length and crown ratio) were each, incorporated into nonlinear individual tree total height and basal area increment models for African white wood ... 
On the Boundedness and the Stability Results for the Solutions of Certain Third Order NonLinear Differential Equations
(2006)In this paper, we show the asymptotic stability of the trivial solution x = 0 for p = 0 and the boundedness as well as the ultimate boundedness result for p ≠ 0 with the use of a single complete Lyapunov function. The ... 
Convergence of Solutions of Certain FourthOrder Nonlinear Differential Equations
(2007)We give sufficient criteria for the existence of convergence of solutions for a certain class of fourthorder nonlinear differential equations using Lyapunov's second method. A complete Lyapunov function is employed in ... 
On the Boundedness and the Stability of Solution to Third Order NonLinear Differential Equations
(2008)In this paper we investigate the global asymptotic stability, boundedness as well as the ultimate boundedness of solutions to a general third order nonlinear differential equation, using complete Lyapunov function. 
Some Properties and Application of the Extended Type I Generalized Logistic Distribution
(2009)In this paper, we present some results on properties of extended type I generalized logistic distribution of Olapade (2004). The mean, the median, the mode, the 100 kpercentage point of the distribution are presented. The ... 
NonIsothermal Effect on the Motion of a Particulate Flow between Two Parallel Plates
(2009)The nonisothermal flow of dusty, viscous, incompressible conducting fluid between two oscillatory parallel plates is studied. This flow is described by the continuity, momentum and the energy equation, which accounts for ... 
Some Properties and Application of the Negatively Skewed Extended Generalized Logistic Distribution
(2009)In this paper, some results on properties of negatively skewed extended generalized logistic distribution of Olapade (2005) is presented. The survival and the hazard function, the mean, the median, the mode and the ... 
On a FourParameter Type I1 Generalized Half Logistic Distribution
(2009)In this paper, we derived a fourparameter type II generalized half logistic distribution. The cumulative distribution function, the survival and hazard function, the moments, the median, the 100ppercentage point and the ... 
On the PseudoSpectral Method of Solving Linear Ordinary Differential Equations
(2009)Not all differential equations can be solved analytically, to overcome this problem, there is need to search for an accurate approximate solution. Approach: The objective of this study was to find an accurate approximation ... 
Nested Balanced Incomplete Block Designs of the Series I and II Type
(2009)Suppose there exists a Balanced Incomplete Block (BIB) design (v, b, r, k, ) for which an initial block solution could be obtained from tinitial blocks. Equally if it is possible to divide each initial block into m ... 
On Generalization of the Pareto Distribution
(2009)In this paper, we present a probability density function that generalizes the Pareto distribution. The cumulative distribution function and the moments of the generalized distribution are obtained while the distribution ... 
Thermal Instability in Reactive Viscous Plane Poiseuille/Couette Flows for Two Extreme Thermal Boundary Conditions
(2009)The problem of thermal stability of an exothermic reactive viscous fluid between two parallel walls in the plane Poiseuille and Couette flow configurations is investigated for different thermal boundary conditions. ...