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Summary
DescriptionSketchpad N-Component Element.png
English: Sketchpad N-Component Element representing a straight line, Figure 3.1 of Ivan Sutherland's thesis. This is an early example of object-oriented programming.
Date
Source
Sutherland, Ivan Edward (January 1963). "Sketchpad: A man-machine graphical communication system (courtesy Computer Laboratory, University of Cambridge UCAM-CL-TR-574 September 2003)". Massachusetts Institute of Technology.
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Captions
2 "Point" elements with X and Y coordinates are referenced from a single "Line" element.
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