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GeoGebra the rainbow over past, present and future
Abstract: The development of information technology radically changes our way of living, of communicating with the others, of receiving the information. In the future, it is expected that the role of computers in our life become essential; any student will have to master this field in order to achieve easily what he wishes.
1. GeoGebra the rainbow over past, present and future
2. The geographic space covered with GeoGebra geometry