Números reais no ensino fundamental: alguns obstáculos epistemológicos [thesis]

Letícia Vieira Oliveira Costa
Results in national evaluations as Prova Brasil and Saeb give indications of that education/learning of Mathematics in the Basic School has been deficient. In the attempt to understand how the students learn so that education occurs of adequate form to this way to construct the knowledge, some studies have been carried through regarding the knowledge's Epistemology. The Gaston Bachelard's Epistemology affirms that the construction of the knowledge occurs through a movement of rupture front to
more » ... rupture front to the knowledge previously established, with a resistance to the rationalization of this knowledge called epistemological obstacle. The French didata Brousseau brings the idea of epistemological obstacle to Mathematics as an obstacle to the resistance of one to a badly suitable knowledge and sees it as a way to interpret some of the recurrent and not random errors committed by the students when some mathematical concepts are taught to them. The present research had for objective to identify to epistemological obstacles in education/learning of real numbers by means of applied questionnaires the students of 4th to 8th grade.
doi:10.11606/d.48.2009.tde-30082010-085854 fatcat:jq4x7w3bwfcfvbljb7agfb4bg4