Table of Contents

Numerical Simulations on the Effect of Recycle and Time

Delayon the Cubic Autocatalytic Reaction Model

Yakubu, A. A., Yatim, M. Y.                                                                          1-12

Structural, Optical Absorbance and Transmittance Properties

of Silar Deposited Iron Lead Sulphide(Pbsfe) and

Ironcopper Sulphide(Cusfe)  Thin Films

Udeajah, V.N.  and Onah, D.U                                                                    13-33

The Role of Mathematics in the Development of Science &

Technology in Nigeria in the 21^st Century

Orngudwem, Terfa Iyorshe, Atindiga, Simon Terhemen and Kper,

Bartholomew Torkuma                                                                                34-46

Application of Least Absolute Sum (Las) Deformation Detection Method

Using Coordinate Differences From Different Observational Campaigns

Omogunloye O.G., Shittu O.G., Ipadeola A.O. and Ojegbile B.M                      47-78