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Ouvrier-Buffet, Cecile – Educational Studies in Mathematics, 2011
In this paper, a focus is made on defining processes at stake in an unfamiliar situation coming from discrete mathematics which brings surprising mathematical results. The epistemological framework of Lakatos is questioned and used for the design and the analysis of the situation. The cognitive background of Vergnaud's approach enriches the study…
Descriptors: Research Problems, Mathematical Concepts, Mathematics, Mathematical Models