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Trouche, Luc – Educational Studies in Mathematics, 2000
Discusses the problems of conceptualization of the function limit in technological environments (principally graphing calculators today and symbolic calculators tomorrow) that are gradually being adopted in precalculus teaching. Explains how the instrumentation process and the conceptualization process are dependent on each other. Sets forth a…
Descriptors: Cognitive Processes, Concept Formation, Graphing Calculators, Secondary Education

Forster, Patricia A.; Taylor, Peter C. – Educational Studies in Mathematics, 2000
Presents an inquiry into students' conceptual development of a graphics calculator function for direction. Discusses reflective thinking and reflective enculturation, operational and structural understanding, and situated abstraction. (Contains 33 references.) (Author/ASK)
Descriptors: Case Studies, Cognitive Processes, Concept Formation, Elementary Secondary Education