QED (text editor)
Line-oriented text editor for the SDS 940 / From Wikipedia, the free encyclopedia
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For the Latin proverb commonly put at the end of mathematical explanations, see Quod erat demonstrandum.
QED is a line-oriented computer text editor that was developed by Butler Lampson and L. Peter Deutsch for the Berkeley Timesharing System running on the SDS 940. It was implemented by L. Peter Deutsch and Dana Angluin between 1965 and 1966.[2][3]
Quick Facts Developer(s), Initial release ...
Developer(s) | Butler Lampson, L. Peter Deutsch, Dana Angluin |
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Initial release | 1967; 57 years ago (1967)[1] |
Operating system | Berkeley Timesharing System |
Platform | SDS 940 |
Available in | English |
Type | Text editor |
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QED (for "quick editor")[4] addressed teleprinter usage, but systems "for CRT displays [were] not considered, since many of their design considerations [were] quite different."[5]