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Home > Qed text editor


QED is a line-oriented computer text editor.

Originally written by Butler Lampson and L. Peter Deutsch for the SDS 940 , probably in 1966. Ken Thompson later wrote a version for CTSS; this version was notable for introducing regular expressions. QED influenced the classic UNIX text editor ed and the less well known sam by Rob Pike. A Canadian version of QED named FRED (Friendly Editor) was written at the

University of Waterloo for Honeywell GCOS systems by Peter Fraser.

See also: QED for other uses of "QED".

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Qed Text Editor Version Written Peter Gcos Ctss Deutsch

Topics: Qed Text Editor Version Written Peter Gcos Ctss Deutsch Notable...

QEDQED can mean several different things: Q. Latin Quod erat demonstrandum used at the end of mathematical proofs The QED project intended to construct a formalized database of all mathematical knowledge The Qed text editor program Quantum electrodynamics, aQed text editorQED is a line-oriented computer text editor. Originally written by Butler Lampson and L. Peter Deutsch for the SDS 940, probably in 1966. Ken Thompson later wrote a version for CTSS; this version was notable for introducing regular expressions. QED influeQED projectThe QED project was a proposal for a computer-based encyclopedia and database of all mathematical knowledge, strictly formalized and with all proofs having been checked automatically. The idea for the project arose in 1993, mainly under the impetus of Rob


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