Proceedings of the American Mathematical Society, Vol. 137, No. 11 (NOVEMBER 2009), pp. 3647-3656 (10 pages) We find geometric and arithmetic conditions in order to characterize the irreducibility of ...

Mathematics Magazine presents articles and notes on undergraduate mathematical topics in a lively expository style that appeals to students and faculty throughout the undergraduate years. The journal ...

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 ...