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Journal of the Nigerian Association of Mathematical Physics

The journal is directed at any scientist who applies fairly rigorous mathematics to physics, chemistry, engineering or other sciences and also any mathematicians whose results have direct applicability in physics,chemistry, engineering and so forth.

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Vol 20, No 1 (2012)

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Table of Contents

Articles

A Note on Using Unbounded Functions on Totally Bounded Sets in the Context of the Lebesgue Covering Lemma EMAIL FULL TEXT
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CK Wright 1-4
Stability Results for Multistep Iteration Satisfying a General Contractive Condition of Integral Type in a Normed Linear Space EMAIL FULL TEXT
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H Akewe, GA Okeke 5-12
The Concept of Convexity in Fuzzy Set Theory EMAIL FULL TEXT
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K Rauf, JO Omolehin, AI Ma'ali, AY Badeggi, A Lukuman 13-16
Harmonic Function of Poincare Cone Condition In Solving Dirichlet Problem EMAIL FULL TEXT
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MT Raji, CA Adejumobi, SA Ajibola 17-22
Congruent Transformation EMAIL FULL TEXT
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AO Henry 23-26
Transformation of Groups EMAIL FULL TEXT
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AO Henry 27-30
Rigorous Verification for the Solution of Nonlinear Interval System EMAIL FULL TEXT
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SE Uwamusi 31-36
Rhotrices and Elementary Row Operations EMAIL FULL TEXT
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S Usaini 37-42
Cayley-Hamilton theorem in rhotrix EMAIL FULL TEXT
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A Aminu 43-48
Convergence Estimate of ECGM Algorithm for Reaction Diffusion Control Problem EMAIL FULL TEXT
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JO Omolehin, K Rauf, AY Badeggi, AI Ma'ali Aliyu 49-54
A New Method for obtaining the nth Derivative of a Function of the Form y = l1(x)l2(x)l3(x) EMAIL FULL TEXT
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OOA Enoch, TO Ewumi 55-58
Solution of IVP of Second Order ODE with Oscillatory Solutions using Variational Iterative Method (VIM) EMAIL FULL TEXT
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MO Adeniyi, MK Kolawole 59-60
Solution of Lie’ nard Equations using Modified Initial Guess Variational Iterative Method (MIGVIM) EMAIL FULL TEXT
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MO Adeniyi, MK Kolawole 61-64
Uniform Order Zero- Stable K-Step Block Methods For Initial Value Problems Of Ordinary Differential Equations EMAIL FULL TEXT
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AM Badmus, DW Mshelia 65-74
Treatment of Stiff Initial Value Problems using Block Backward Differentiation formula EMAIL FULL TEXT
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AB Sofoluwe, SA Okunuga, JO Ehigie 75-82
Effects of Unsteady Flow Past An Infinite Vertical Plate With Variable Velocity, Temperature and Constant Mass Flux EMAIL FULL TEXT
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IJ Uwanta 83-90
Radiative Fluid Flow Between Fixed Vertical Plates With Suction/Blowing And Mass Transfer In The Presence Of Chemical Reaction EMAIL FULL TEXT
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IJ Uwanta 91-100
An Approximate Analytical Solution To Heat And Mass Transfer In The Boundary Layers On An Exponentially Stretching Surface(Weighted Residual Approach) EMAIL FULL TEXT
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RA Oderinu, OA Adepoja 101-104
Asymptotic expansion of unsteady gravity flow of a power-law fluid through a porous medium. EMAIL FULL TEXT
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BA Peter, RO Ayeni 105-110
Finite Elements Approximate Flows of Compressible Viscous Melt Molecules EMAIL FULL TEXT
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SO Abdul-Kareem 111-114
A Stability analysis for a mathematical model for the determination of optimum drug for chemotherapy of HIV EMAIL FULL TEXT
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RO Ayeni, B Gbadamosi, S Olaniyi, ML Erinle-Ibrahim 115-118
Stability Analysis of Equilibrium States of an SEIR Tuberculosis Model EMAIL FULL TEXT
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SA Egbetade, MO Ibrahim 119-124
Mathematical analysis of the global dynamics of a power law model for HIV infection of CD4+ T cells EMAIL FULL TEXT
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MO Adeniyi, MK Kolawole 125-130
Modeling the effect of operating variables on sorption of PAHs from aqueous streams onto orange peels using artificial neural network pattern recognition. EMAIL FULL TEXT
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CN Owabor, AA Issa 131-138
Mathematical Modelling of a Two – Link Planar Manipulator Arm Using The Denavit – Hartenberg Matrices EMAIL FULL TEXT
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OI Olusola, OA Fakolujo 139-150
The Accuracy and Effectiveness of Search Method for Optimizing A Multivariable Unimodal Function. EMAIL FULL TEXT
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FA Bukola 151-164
A Primal-Dual Augmented Lagrangian Method for Optimal Control of Linear-Quadratic Problem with Time Varying Systems EMAIL FULL TEXT
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AI Adekunle, O Olotu 165-174
On The Algorithm for Dynamic Restoring Control Problems with Matrix Coefficients EMAIL FULL TEXT
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O Olotu, SA Olorunsola 175-184
Augmented Lagrangian Method For Discretized Optimal Control Problems EMAIL FULL TEXT
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O Olotu, OC Akeremale 185-192
A panacea to the asymptotic effect of examination malpractice in a malpractice-stamp-out scenario EMAIL FULL TEXT
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VU Ekhosuehi, AA Osagiede 193-198
Some Maps and their Chaoticity EMAIL FULL TEXT
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TV Olusa, OO Ometan, RB Adegbola, MA Olaoye 199-204
The Tomonaga Model EMAIL FULL TEXT
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ON Nenuwe, ME Babalola, JOA Idiodi 205-212
Strongly Correlated Electron Systems in The Half Filled Band of The Hubbard Model EMAIL FULL TEXT
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OE Osafile, S Ehika, JOA Idiodi, JO Fiase 213-226
Gutzwiller Renormalization Factors for the t-J model EMAIL FULL TEXT
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EO Aiyohuyin, A Oni-Ojo 227-230
Transformation of the Hubbard Hamiltonian to the t-J Hamiltonian using the Raleigh- Schrodinger Perturbation Expansion EMAIL FULL TEXT
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EO Aiyohuyin, FO Ezomo, A Oni-Ojo 231-234
Determination of Coefficients of Thermal Conductivity (CTC) of Plastics Using Lee’s Disc Method (LDM) EMAIL FULL TEXT
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T Daniel, F Gbaorun 235-238
Comparative Study of Uranium and Thorium Content of Some Selected Nigerian and Nigerien Cereals Using Neutron Activation Analysis. EMAIL FULL TEXT
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AR Usman, NF Isa, A Shuaibu 239-244
An Engineering Foundation Investigation using the Geoelectric Method. A Case Study: Southwestern Nigeria EMAIL FULL TEXT
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KO Ozegin, AO Oseghale, AA Adepeko 245-248
Linearity and Non-linearity of Photorefractive effect in Materials using the Band transport Model. EMAIL FULL TEXT
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GW Ejuh, LS Taura 249-256
Component Elements Flow Prescription in Kalman Energy Gains Communication Systems Operation EMAIL FULL TEXT
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SO Abdul-Kareem 257-260
Lattice dynamical calculations for bcc caesium chloride EMAIL FULL TEXT
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LS Taura, M Abdulsalam 261-266
Dynamics of a Perturbed Linear Chain of Atoms EMAIL FULL TEXT
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A Tanimu, G Babaji 267-272
Localization of Electrons in a One-Dimensional Disordered Crystal EMAIL FULL TEXT
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O Ezekiel, P Oyebola 273-284
Simulation of the diffraction pattern of one dimensional quasicrystal EMAIL FULL TEXT
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M Sa'id, G Babaji 285-292
The Electronic Band Structure and Linear Optical Properties of Bilayer MoS2 and MoSe2 EMAIL FULL TEXT
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NN Omehe, S Ehika 293-300
The Electronic Band Structure of Platinum Oxide (PtO) EMAIL FULL TEXT
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NN Omehe, SO Azi 301-308
Variation in Primary Radioclimatic Variables, And Its Effects on Radio Signal Propagation at the Lower Troposphere. EMAIL FULL TEXT
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JU Agbo, FU Nweke 309-314
Evaluation of Fractured Basement Complex Rock Porosity by Azimuthal Cross-Square Vertical Electrical Soundings EMAIL FULL TEXT
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M Saleh, OK Likkason, M Hassan 315-320
Evaluating Thermal Properties of Rock EMAIL FULL TEXT
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R Bello 321-330
Scattering Phase Functions of Constituents of Mineral Dust Aerosols EMAIL FULL TEXT
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RS Sa'id, MM Kashimbila 331-342
Geomagnetic and Geoelectric determination of Topography and Depth of constituent Bedrock in a Complex Environment. EMAIL FULL TEXT
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KO Ozegin, AO Oseghale 343-348
Deflection range of water in heterogeneous permeable media EMAIL FULL TEXT
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OO Alabi, AA Adelakun, OA Taiwo 349-352
Deformation Prediction Using Linear Polynomial Functions EMAIL FULL TEXT
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R Ehigiator-Irughe, MO Ehigiator, SA Uzoekwe 353-358
Determination of Velocity And Acceleration of Structural Deformation Using Kalman Filter Technique EMAIL FULL TEXT
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R Ehigiator-Irughe, MO Ehigiator, SA Uzoekwe 359-368
A note on Markovian manpower models EMAIL FULL TEXT
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AA Osagiede, VU Ekhosuehi, N Ekhosuehi, FO Oyegue 369-378
On a Numerical Comparison of the Proposed Randomized Response Technique with Hussain and Shabbir EMAIL FULL TEXT
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FB Adebola, AO Adepetun 379-384
Multivariate Marshall and Olkin Exponential Minification Process EMAIL FULL TEXT
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SM Umar 385-392
An EOQ Model for Delayed Deteriorating Items with Linear Time Dependent Holding Cost EMAIL FULL TEXT
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A Musa, B Sani 393-398
Kronecker Product Analytical Approach to ANOVA of Surface Roughness Optimization EMAIL FULL TEXT
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AC Igboanugo, MK Onifade 399-412
A Factorial Study of Electricity Supply in Nigeria EMAIL FULL TEXT
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AC Igboanugo, EO Popoola, GC Ovuworie 413-422
Anti-Thixotropic Analysis of Pipeline Metal Losses in Welded Locations due to Particulate Wear EMAIL FULL TEXT
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JI Achebo 423-428
The Physics of Weldpool Formation: Phase Transition Process In Gas Metal Arc Welding Of Mild Steel Electrodes EMAIL FULL TEXT
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JI Achebo 429-434
Analysis of Direct Extrusion Operation Using The Bubnov-Galerkin Finite Element Model EMAIL FULL TEXT
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CI Oviawe, GE Osifo, II Omorodion 435-442
Manufacture of Power Hacksaw Blades From Locally Available Medium Carbon Steel EMAIL FULL TEXT
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JO Osarenmwinda, JC Nwachukwu 443-446
Analysis of Drop Call Probability in Well Established Cellular Networks In Asaba, Delta State, Nigeria. EMAIL FULL TEXT
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SO Atuba, SO Azi 447-450
Prioritization of Programmer’s Productivity Using Analytic Hierarchy Process (AHP) Model EMAIL FULL TEXT
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E Nwelih, SC Chiemeke 451-460
Towards Securing the Home Computer: a modification of the USB Port EMAIL FULL TEXT
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AE Evwiekpaefe, ME Irhebhude, FE Ekpenyong 461-466
Estimating Time Series Trend Using Linear Programming Techniques On The Sales Data Of Kaduna Coca-Cola Bottling Company EMAIL FULL TEXT
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I Aliyu, B Sani 467-476
Queuing Models: A Tool For Assessing The Profitability Of Barbing Salon Business In Agbor Town Of Delta State, Nigeria. EMAIL FULL TEXT
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JC Ehiwario, PN Okafor 477-484
Authorship Characteristics of The Journal of The Nigerian Association of Mathematical Physics (JNAMP) EMAIL FULL TEXT
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EAO Idiodi, WP Akpochafo 485-490
On The Relative Controllability Perturbation of Nonlinear Functional Differential Systems with Implicit Derivative. EMAIL FULL TEXT
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VA Iheagwam 491-496
Application of New Variational Homotopy Perturbation Method For Solving Integro – Differential Equations EMAIL FULL TEXT
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OE Abolarin, OA Taiwo 497-504
On Certain Sufficient Conditions For A Function To Be Close-To-Convex Function EMAIL FULL TEXT
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DA Abolape, AG Monsurat, M Jimoh 505-510
An Application of Nucleation Theory to Thin-Film Annealing EMAIL FULL TEXT
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UM Gana 511-516


Journal of the Nigerian Association of Mathematical Physics.   ISSN: 1116-4336