Local Wisdom of Mathematics in Building Calculations Ponorogo Traditional House

Abstract

This article aims to reveal the logical relationship between the folklore of the Ponorogo community in the tradition of building a house with a mathematical calculation pattern. It is important to know how people overcome the problems of living wisely through mathematical calculations. Therefore, this research focuses on how the integration of local wisdom in the foklor for mathematical calculations in determining good days (dragon days) according to the beliefs of the Ponorogo community. This research uses descriptive method by describing the pattern of mathematical calculation in the tradition of building a house so that it can be known about natural phenomena or human engineering.