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Erschienen in:
1995 | OriginalPaper | Buchkapitel
Geometrical Pictures: Kinds of Representation and Specific Processings
verfasst von : Raymond Duval
Erschienen in: Exploiting Mental Imagery with Computers in Mathematics Education
Verlag: Springer Berlin Heidelberg
Enthalten in: Professional Book Archive
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It seems obvious to contrast physical representation (a drawing on paper or on a screen) of an object with mental images of this same object. However, there is an important contrast which attracts less attention, between a drawing of a physical object (a house, for example, outlined by a square with a triangle at the top and rectangles for the door…) and a drawing of a geometrical figure (square, circle, triangle…).