Methods of solution of differential equations, with emphasis on qualitative methods. Topics include first order equations, linear equations, the phase line, equilibrium points, existence and uniqueness, systems of linear equations, phase portraits stability, and behavior of non-linear autonomous two-dimensional systems. MATH 3323 recommended. Prerequisites: MATH 2217 with a grade of C or better. Corequisites: None. Restrictions: None. Attributes: Q1 - Quant Reasoning Intensive.