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Journal : Edumatsains

Analysis of Category Theory as a General Framework for Algebraic and Applied Structures Nuraisah, Siti; Harahap, Amin; Harahap, Nurlina
EduMatSains : Jurnal Pendidikan, Matematika dan Sains Vol 10 No 4 (2026): April
Publisher : Fakultas Keguruan dan Ilmu Pendidikan, Universitas Kristen Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33541/edumatsains.v10i4.7998

Abstract

Category theory is one of the important frameworks in modern mathematics because it is able to unify various algebraic concepts and structures. In addition, this theory has been widely applied in many other fields. This article aims to provide a comprehensive discussion of the role of category theory as a universal language that not only explains relationships among mathematical objects, but also serves as a methodological foundation for computer science, logic, and data science. This study employs a qualitative approach through a literature review by examining key concepts such as objects, morphisms, functors, adjunctions, and monads, as well as their roles in bridging abstract theory and practical applications. The results of the literature review indicate that category theory is capable of simplifying the complexity of algebraic structures through a higher level of abstraction. Through this approach, different branches of mathematics that were previously fragmented can be interconnected. Furthermore, category theory has been widely used in functional programming, the development of logic-based systems, and data flow modeling, making it highly relevant in the digital era. The research approach involves literature review, content analysis, and triangulation to ensure data validity, with the implication that category theory can enrich teaching and research in the field of algebra.
The Effect of Contextual Digital Teaching Materials and Creativity on Students’ Scientific Literacy in the Digital Era Yanti Nainggolan, Irma; Hasibuan, Lily Rohanita; Harahap, Amin
EduMatSains : Jurnal Pendidikan, Matematika dan Sains Vol 10 No 4 (2026): April
Publisher : Fakultas Keguruan dan Ilmu Pendidikan, Universitas Kristen Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33541/edumatsains.v10i4.8042

Abstract

Students’ scientific literacy remains low due to the continued use of conventional learning methods that are less contextual and interactive. This study aims to determine the effect of context-based and creative digital teaching materials on students’ scientific literacy. A quasi-experimental pretest-posttest control group design was used involving 60 seventh-grade students divided into an experimental class (n = 30) and a control class (n = 30). The instruments included scientific literacy tests, questionnaires, and observation sheets. The results showed that the average posttest score of the experimental class (30.03) was significantly higher than that of the control class (24.50), with t(58) = 2.38, p = 0.021. The N-Gain value of the experimental class was 0.21 (low category), which was higher than the control class at 0.004 (low category). These findings indicate that context-based and creative digital teaching materials are effective in improving students’ scientific literacy, although the level of improvement remains low.
Co-Authors Abduh, Jamaluddin Abrar, Ragil Wahyuda Adella, Priti Afrilia, Vellin Dwi Ahmad, Afnida Rahma Alvionita, Icha Apriliani, Bela Ariady, M. Saddam Astanti, Arinda Aulya, Isnita Azzahra, Luthfia BUNGA, SRI Cahyani, Santi Nur Cantika, Fitri Chairul Anwar Daulay, Ahmad Sadikin Dito Aditia Darma Nasution Fadillah, Nurfitri Feri, Jonny Fikriah, Anni Zhofaul Gunawan Gunawan Gurusinga, Yasma Ariamma Br Habibah Pasaribu , Laili Hairani, Ummy harahap , Nurlina Ariani Harahap, Eka Aprilla Harahap, Nurlina Harahap, Nurlina Ariani Harahap, Priharti Ningrum Harahap, Siti Amroh Hasan Maksum Hasibuan, Dina Sari Hasibuan, Gabe Rohana Hasibuan, Ifdlol Amarullah Hasibuan, Lily Rohanita Hasibuan, Rosmidah Hazriani, Hazriani Hijrah, Nurul Hisbullah, Wahab Hotmauli Situmorang, Hotmauli Hrp, Nurlina Ariani Husniya, Annisa Hutajulu, Jovin Hutapea, Maulin Elisabet Laurance Ibnu Hajar Julianti Julianti, Julianti Julyanti, Eva Laia, Valentinus Operianus Lestari, Anggun Lubis, Bisma Salsa Fitri lubis, Hutni Soraya Lubis, Khoirunnisaiyah Magriani Nasution, Dina Maisarah, Leila Malau, Roslin Manja, Aisyah Putri Manurung, Chairul Manurung, Safaruddin Mayliawati, Mayliawati Mika Debora Br Barus Milfayetti, Sri Munthe, Desi Yanti Nanda, Sherlly Arisa Nasution, Juwita Andriani Nasution, Siska Emilia Sari Nasution, Siti Khoiriyah Nasution, Zulfadli Ningsih, Wanda Suhari NOMY, ALDYANI REMADHINA Nst, Jamaluddin Abduh Nuraisyah Nuraisyah Nurwijayanti Pasaribu, Gita Sartika Pasaribu, Laili Habibah Pasyah, Aisa Oktari Patwal, Anurada Putra, Darpansyah Putri Andini, Putri Putri, Octa Olivia Rahmadani, Laila Ramadani, Suci Rambe, Lismawati RAMBE, MAHADI KESUMA Repal, Joni Ritonga, Dinda Adetiya Ritonga, Pirman Mulatua Ritonga, Sahrona RITONGA, SYAWALUDDIN Rosmiaty, Rini Rudianto Rudianto Sabil, Ibnu Sabila, Ananda Gita Safitri, Islamiani Sapriyani, Sapriyani Saragih, Eva Sari, Indri Kumala Sary, Irma Silalahi, Linda Laswati Simanullang, Diva Karina Sinulingga, Sintya Lestari Siregar, Faisal Efendi Siregar, Julmahdi Siregar, Khofifah Indriyan Siregar, Lenny Rotua Masriany Siregar, Sakinah Ubudiyah Siti Aisyah Siti Nuraisah, Siti Suciati, Sriani Sukowati, Dewi Suripto Suripto Susrini, Susrini Syara, Lili Tamba, Hergustison Tampubolon, Yudi Antoni Tanjung, Rahmat Syahputra Toni, Toni Tri Rahmawati, Tri Ulfah, Mariam Wijaya, Aland Yanti Nainggolan, Irma Zahra, Elvita Zuhairi, Zuhairi