ETNOMATEMATIKA: KARAKTERISTIK BATIK BONDOWOSO DI RUMAH PRODUKSI KI RONGGO

Abstract

Ethnomathematics is a relationship of mathematics and culture. The purpose of this research is to describe the ethnomathematics of Batik Bondowoso. The research using qualitative research with an ethnographic approach. The subjects of this research were 3 craftsmen at the Kironggo Batik production house. Data was collected by observation, interviews, and documentation. The data analysis technique is by conducting field observations and then giving some questions related to what the three subjects did in the field. The results of this study indicate that there are ethnomathematics in batik bondowoso, especially at Ki Ronggo's production house in the form of points, lines, angles, 2D shapes (square, rhombus and circle), equations and geometric transformations (translation, reflection, rotation and dilation).