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Contact Name
Heru Sukoco
Contact Email
heru.sukoco@uny.ac.id
Phone
+6285228289094
Journal Mail Official
ethnomath@uny.ac.id
Editorial Address
Faculty of Mathematics and Natural Sciences UNY (Fakultas Matematika dan Ilmu Pengetahuan Alam (FMIPA) Jl. Colombo No.1, Karang Malang, Caturtunggal, Depok, Sleman, Daerah Istimewa Yogyakarta 55281
Location
Kab. sleman,
Daerah istimewa yogyakarta
INDONESIA
Ethnomathematics Journal
ISSN : 27989755     EISSN : 27763676     DOI : https://doi.org/10.21831/
Ethnomathematics Journal is an open access - international journal that provides a forum for publishing research reports, theoretical review, ideas, or innovation of mathematics education including ethnomathematics referring to the works of DAmbroisio and the colleagues. This journal is designed and devoted to lectures, researchers, school teachers, teacher educators, as well as university students who want to publish their original works or thoughts. Besides regular writers, the journals will also invite contributors who are experts in mathematics education either from Indonesia or abroad.
Articles 5 Documents
Search results for , issue "Vol. 5 No. 2 (2024): September" : 5 Documents clear
EXPLORING ETHNOMATHEMATICS IN THE TRADITIONAL GAME NAMED ENGKLEK Afghohani, Afif; Cahyaningrum, Fatwiyati Sholikhah; Astutiningtyas, Erika Laras
Ethnomathematics Journal Vol. 5 No. 2 (2024): September
Publisher : Ethnomath Association in cooperation with Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/ej.v5i2.66609

Abstract

This study examines some mathematical objects can be learned from the traditional engklek game activities in Kampung Dolanan Sidowayah. Specifically, the purpose of this study is to find out the mathematical elements that exist in the traditional game engklek, Using a descriptive approach, the subjects of this study were Budayawan, Kampung Dolanan Sidowayah Manager, and children around Kampung Dolanan Sidowayah. Data was studied using techniques following the Spradley model include domain analysis, taxonomic analysis, componential analysis, and cultural theme analysis. The results showed that the traditional game engklek contains mathematical elements, namely flat planes, semicircular elements, cube webs, congruence, geometric transformations, angles, relationships between lines, line segments, flat plane area, sets, odds, permutations, numerations, distances, and implications. Having this traditional game, students might develop perspective of mathematics in their culture.
EXPLORING JEPARA WOODCARVING ART AS AN ALTERNATIVE FOR CULTURE-BASED MATHEMATICS LEARNING Utami, Rahmi Nur Fitria; Muhtadi, Dedi; Solihah, Silvi
Ethnomathematics Journal Vol. 5 No. 2 (2024): September
Publisher : Ethnomath Association in cooperation with Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/ej.v5i2.76440

Abstract

Culturally-based mathematics learning becomes an important alternative to overcome students' learning difficulties. One relevant cultural product is Jepara Carving Art, which contains geometric concepts as part of ethnomathematics. This study aims to describe the mathematical concepts embedded in Jepara carving art and implement them as an alternative culturally-based mathematics learning method. Using a qualitative approach, data were collected through interviews, observations, and field notes, with the research subjects being Jepara carving artisans. The results show that the mathematical concepts integrated into Jepara carving art include points, lines, angles, slopes (gradients), plane geometry, circles, solid geometry, congruence, and geometric transformations such as reflection and rotation. Additionally, the ethnomathematics of Jepara carving art can be implemented as an alternative culturally-based mathematics learning method, where several ethnomathematical activities relate to school mathematics materials. These findings emphasize the importance of linking local culture with mathematics learning to enhance students' understanding. Therefore, this study recommends the inclusion of Jepara carving art in the curriculum as an effective strategy for culturally-based mathematics learning.
SOJIWAN TEMPLE AND PLAOSAN TEMPLE: SOME GEOMETRICAL FEATURES Mahmudah, Faisa Nirbita
Ethnomathematics Journal Vol. 5 No. 2 (2024): September
Publisher : Ethnomath Association in cooperation with Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/ej.v5i2.59989

Abstract

Cultural objects around learners can become real contexts for building awareness of and studying mathematics. The present study is aimed at exploring and identifying ethnomathematical values which are contained in the building structures and reliefs of Sojiwan Temple and Plaosan Temple, specifically in the materials of geometry and measurements. The study is descriptive qualitative research. Data sources were observations, interviews, documentations, and literary study. Results show that the two temples have a similarity in that they contain four concept domains in the materials of geometry and measurements that can be studied through ethnomathematics; namely the materials of characteristics, circumferences and areas of flat shapes, volumes and areas of space shapes (flat sides and curve), congruency and similarity that can be integrated in the temple structure buildings, and geometric transformations that can be integrated in the reliefs on the temples. Ethnomathematics learning based on these two temples can be used to help learners' achievement of understanding of the material concepts and cultivation of characters.
DAMAR KURUNG CRAFTWORKS FOR GEOMETRICAL THINKING Risywandha, Ihmah
Ethnomathematics Journal Vol. 5 No. 2 (2024): September
Publisher : Ethnomath Association in cooperation with Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/ej.v5i2.59936

Abstract

Damar kurung is one of the art works of Gresik Regency and has become a local cultural asset. From the making process to the use of the damar kurung, many features, objects, and activities can be identified as having mathematical elements. The present study is aimed at identifying mathematical objects and phenomena in the damar kurung that be used as instructional media to develop the five levels of geometrical thinking abilities with the different characteristics of learning achievements in each level. The study is qualitative research with the descriptive method. Data were collected by literary studies. Research results show that mathematical concepts found in the damar kurung that can be used as instructional media for developing geometrical thinking abilities are, among others, for Level 0:  triangle and square flat shapes and angles and lines; for Level 1: side and space diagonals and parallelism; for Level 2: two parallel lines cut by a transversal line, Phytagoras theorm, and surface areas and volumes of cubes; for Level 3: lengths of side and space diagonals; and Level 4: distances among points, points to lines, points to spaces, lines to lines, and among spaces. These mathematical concepts are in a match with the learning outcomes of the Phase D in the National Curriculum.
ETHNOMATHEMATICS EXPLORATION OF GEOMETRIC TRANSFORMATION CONCEPTS IN TRADITIONAL CLOTHES OF THE DAYAK KENYAH TRIBE Abbas, Abdul Basir; Muhtadin, Achmad; Jalung, Krismarlina
Ethnomathematics Journal Vol. 5 No. 2 (2024): September
Publisher : Ethnomath Association in cooperation with Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/ej.v5i2.72042

Abstract

This study aims to explore the traditional clothes of the Dayak Kenyah tribe and is related to the concept of geometric transformation. This type of research is qualitative research with an ethnographic approach. The subject of this research is the traditional clothes and accessories of the Dayak Kenyah tribe, while the object of this study is the geometric transformation concept of the Dayak Kenyah in traditional clothes motifs. Data was collected through observation, interview, and documentation in traditional clothes of the Dayak Kenyah tribe. Based on the exploration results, it was found thirteen traditional clothes and accessories for the Dayak Kenyah traditional clothes (Bluko, Besunung, Tabit, Kelempit, Baheng, Sapai, Ta'a, Tapung, Sabau, Uleng, Seleng, Kirip, and Anting) which are examples of the application geometric transformation concepts. The results of the research show that the motifs found in the traditional clothing of the Dayak Kenyah tribe can be a concrete example of the concept of geometric transformation. The geometric transformation concepts found include (1) Translation in Tabit, Kelempit, Ta'a, and Sabau; (2) Reflections in Bluko, Tabit, Kelempit, Sapai, Ta'a, Tapung, Sabau, Uleng, Seleng and Earrings; (3) Rotation of the Tabit; (4) No dilatation was found in the traditional clothes motifs of the Dayak Kenyah tribe. Apart from that, in Besunung, Baheng, and Kirip, there is no concept of geometric transformation. The example represented in the traditional clothes of the Dayak Kenyah tribe can then become an alternative recommendation for learning media so that students can better interpret geometric transformation material contextually.

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