In mathematics, singularity signifies a point at which a given mathematical function or its derivatives is not defined …. Omnipotent mathematics (OM) is an approach to analyze singularity in a mathematical framework. In this approach “zero” is a non … omnipotent mathematics. Here the economic input-output model has been used to showcase an economic singularity problem that can …

tools for the statistical component of econometrics; another reason is the increased use of matrix algebra in the economic … methods is that many topics in econometrics have a multivariate character. The chapter illustrates the convenience of matrices … linear systems only. Vectors and matrices are important in the statistical component of econometrics. A general method of …