Phenomenology of mathematics learning in high school students on relations and functions: An innovative approach based on conceptual innovation. BIS Humanities and Social Science, [S. l.], v. 4, p. V426027, 2026. DOI: 10.31603/bishss.460. Disponível em: https://unimma.press/conference/index.php/bishss/article/view/460. Acesso em: 15 may. 2026.