One of the fundamental operations in machine learning is computing the inverse of a square matrix. But not all matrices have an inverse. The most common way to check if a matrix has an inverse or not ...

This is a preview. Log in through your library . Abstract Gram matrices are implicit in many statistical settings and their inverses admit interesting geometric interpretations. The potential insights ...

This is a preview. Log in through your library . Abstract We prove a conjecture of Miller and Reiner on the Smith normal form of the operator DU associated with a differential poset for the special ...