- Unit 1
- Unit 2
- Unit 3
- 3.1 Second-order homogeneous Differential Equations
- 3.2 The Wronskian and Superposition
- 3.3 Complex Roots and Characteristic Equation
- 3.4 Repeated Roots
- 3.5 non homogeneous equations and method of undetermined coefficients
- 3.6 Method of variation of parameters
- 3.8 Mechanical and electrical vibrations
- Unit 4
- Unit 6
- Unit 7