An existence theorem for systems of linear equations
- 1 April 1991
- journal article
- research article
- Published by Taylor & Francis in Linear and Multilinear Algebra
- Vol. 29 (2) , 141-144
- https://doi.org/10.1080/03081089108818064
Abstract
Given is a constructive proof of the following theorem: A system of linear equations has a [nonnegative] solution if and only if each system constructed by replacing each equation by one of the two associated inequalities has a [nonnegative] solution.Keywords
This publication has 1 reference indexed in Scilit:
- Systems of linear interval equationsLinear Algebra and its Applications, 1989