VSM Senior Technical Editor Dr. James McCaffrey, of Microsoft Research, explains why inverting a matrix -- one of the more common tasks in data science and machine learning -- is difficult and ...

Abstract. In this paper, Let the matrix 𝐴 ∈ 𝐶𝑛×𝑛 with Ind (𝐴) = 𝑘, we first construct two bordered matrices based on [32], which gave a method for computing the null space of 𝐴𝑘 by applying ...