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Download full textPeña Acuña, Cristian Andrey; Rigo-Lemini, Mirela – North American Chapter of the International Group for the Psychology of Mathematics Education, 2020
The document presents a set of categories for the analysis of the conceptualization of the congruence of polygons--a central theme in school mathematics--and details the application of the analytical tools used, derived from Grounded Theory, in this construction. This set of categories is called 'Interpretive Model of the Conceptualization of…
Descriptors: Geometric Concepts, Plane Geometry, Concept Formation, Models
Perry, Patricia; Camargo, Leonor; Samper, Carmen; Sáenz-Ludlow, Adalira; Molina, Óscar – North American Chapter of the International Group for the Psychology of Mathematics Education, 2014
To interpret in detail the meaning-making in the classroom and the corresponding teacher semiotic mediation, we have resorted to Peirce's triadic ign theory, interpreted by Sáenz-Ludlow and Zellweger. We present an example of the use of a few elements of that theory in the analysis of a classroom episode in which meaning is constructed with the…
Descriptors: Mathematics Instruction, Plane Geometry, Preservice Teachers, Preservice Teacher Education
