References
- Okoro F. Onumanyi P. Taiwo O. A. Exponential fitting and parameter expansion in the tau method for two-point singularly perturbed boundary value problems Computational Mathematics III 1988 203 207
- Taiwo , O. A. and Onumanyi , P. 1990 . A collocation approximation of singularly perturbed second order ordinary differential equation . Comp. Math. , 40 ( No. 3 )
- Taiwo , O. A. 1991 . On the solution of singularly perturbed two-point boundary value problems by a collocation tau method . Nigerian Journal of Mathematics and Applications , 4 : 75 – 82 .
- Taiwo O. A. Collocation methods for singularly perturbed ordinary differential equations Ph.D. thesis (unpublished) University of Ilorin Ilorin, Nigeria 1991
- Onumanyi , P. and Ortiz , E. L. 1984 . Numerical solution of stiff and singularly perturbed boundary value problems with a segmented-adaptive formulation of the tau method . Math. Comp. , 43 : 189 – 203 .
- Onumanyi P. Numerical experiments with some nonlinear ordinary differential equations using the tau method M.Sc. dissertation University of London U.K. unpublished