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Quote: Sketchpad supports most straight edge and compass constructions; topological relationships via pseudo pen location and demonstrative language
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Topic:
topology
Topic:
direct manipulation for a UserInterface
Topic:
graphics
Quotation Skeleton
Most of the constructions normally provided by straight … and demonstrative language give the means for entering … Google-1 Google-2
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Topic: topology (29 items)
Topic: direct manipulation for a UserInterface (56 items)
Topic: graphics (16 items)