REGRESI: Journal of Mathematics Education and Application (ISSN: 3110-1046) is a peer-reviewed scientific journal published regularly to provide a platform for disseminating research findings and studies in the fields of applied mathematics and mathematics education. The journal aims to serve as an academic forum for researchers, lecturers, students, and practitioners to publish their contributions related to the development of theory, application, and mathematics learning. All submitted articles undergo a peer-review process to ensure the quality and originality of the research. Topics in mathematics education include curriculum and instructional material development, learning media, teaching models and strategies, assessment and evaluation, ethnomathematics, and the use of technology in teaching mathematics. The mathematics field covers pure and applied mathematics, statistics, mathematical computation, and the application of mathematics in science and technology. REGRESI is an open-access journal published twice a year (June and December). We accept articles from authors around the world, focusing on topics related to applied mathematics and mathematics education.