Robust Constructions[br][list][*]dragging provides a visual verification of the validity of the construction[br][/*][/list]Soft Constructions[br][list][*][size=150][size=100][/size][/size]dragging is not verification but part of the construction itself[size=100][/size][br][/*][*]the general can emerge from the specific during thorough searches for the set of loci in which the given conditions are fulfilled [br][/*][*]offer a transition from an empirical approach to a theoretical approach [br][/*][/list][size=150][size=100][list][/list][/size][/size][size=100][list][/list][list][size=150][/size][/list][/size]

[size=85]Laborde, C. (2005). Robust and softconstructions: two sides of the use of dynamic geometry environments. In S.C.[br]Chu, W.C. Yang and H.C. Lew (Eds). [i]Proceedings of the Tenth Asian Technology Conference in Mathematics[/i], Cheong-Ju, South Korea: Asian Technology Conference in Mathematics. [/size]