VideoLevel 3 (for advanced students)Differential Equations explained simply in 47 minutes! In this Lecture you will learn to classify and to solve arbitrary differential equations (ODE / PDE) in 42 minutes.

VideoLevel 3 (for advanced students)Kronecker delta explained simply in 11 minutes! In this video you will learn the Kronecker delta within 10 minutes and how you can use it to write down the scalar product in index notation.