My videos are listed below:

1. Complex Analysis (25 videos plus an introduction which you should listen to first)

2. Topology (19 videos plus an introduction which should be viewed first) 

3. Puzzles to Exercise the Mind (13 videos consisting of many puzzles which are designed to keep your mind active engaged in reasoning and logic)

4. Non-Euclidean Geometry (14 videos on non-Euclidean geometry with a focus on hyperbolic geometry)

5. Linear Algebra (16 videos on linear algebra) 

6. Matrices - Some Less Common Properties (6 videos on matrices with a focus on properties needed for matrix calculus)

7. Vector and Matrix Calculus (5 videos on the topic of vector and matrix calculus, with a focus on derivatives as linear operators) 

8. Tensors (3 videos that cover the Einstein summation notation, tensors as multilinear transformations, and tensors as multidimensional arrays) 

9. Non-negative matrices, Markov chains and Least Squares (4 videos)