ABASIEKWERE, UBON AKPAN2024-09-032024-09-032015-09-17https://teras.ng/api/asset/document/1cc86147-cd42-41f1-b0be-bb617175f75chttps://teras.ng/catalog-item/783b2af8-0bcb-4a67-a524-0abb9395a183http://dspace.teras.ng:4000/handle/123456789/45828Since Sturm's famous memoir in the 17th century, it is observed that a great deal of interest has been focused on the behaviour of solutions of ordinary and delay differential equations in spite of the existence of extensive literature in these fields.postgraduate