Analyzing Mathematical Problem-Solving Abilities in Set Theory: A Case Study of Seventh-Grade Students. EduMa: Mathematics education learning and teaching, [S. l.], v. 13, n. 1, p. 90 – 97, 2024. DOI: 10.24235/eduma.v13i1.13505. Disponível em: https://journal1.uinssc.ac.id/index.php/eduma/article/view/13505. Acesso em: 8 aug. 2026.