Tarike Getahun, Tarike2024-04-022024-04-022020-03http://10.194.1.109:8080/xmlui/handle/123456789/864This project is an introduction to first order ordinary differential equation. It contains three chapters. The first chapter describes the concepts of differential equation, that means give an introduction , classification of differential equation based on number of independent variables, order and degree of differential equation. The second chapter that describes the concept, classification and solving of first order ordinary differential equation. The third chapter describes some application of first order ordinary differential equation.enThesis