Information on efficient regional patterns of agricultural production can be useful in devising policies for adjustments in farming that are consistent with modern conditions and concepts of economic development. Such knowledge can also indicate the amount and location of land to be withdrawn...

Matrix algebra has become a familiar research tool in recent years, but the teaching and learning problem is still formidable for many individuals. The purpose of this paper is to present a simple generalpurpose method of handling matrices for solving simultaneous equations, including those...