L'univers des matrices
It's easy to get lost in the immensity of the world of matrices, the different types, their properties, the location of their eigenvalues, the different possible decompositions that apply to each category...
This brilliant document, created by Kenji Hiranabe with the help of Gilbert Strang, makes it easy to visualize matrix sets in the same way as number sets. A must-have.
Matrix sets:
Locating eigenvalues for different types of matrices:
The complete file:
Kenji Hiranabe's Github site: