Numerous problems in numerical analysis, including matrix inversion, eigenvalue calculations and polynomial zerofinding, share the following property: The difficulty of solving a given problem is ...

An important problem in econometric theory requires inversion of a Leontief matrix of inter-industry transactions, the order of such a matrix being equal to the number of industries comprising the ...

Inverting a matrix is one of the most common tasks in data science and machine learning. In this article I explain why inverting a matrix is very difficult and present code that you can use as-is, or ...