Enter the maze

Operational Transformation

by Paul Curzon, Queen Mary University of London

Two people writing one document : Image from pixabay.com REF 3196481

How do online word processing programs manage to allow two or more people to change the same document at the same time without getting in a complete muddle? One of the really key ideas that makes collaborative writing possible was developed by computer scientists, Clarence Ellis and Simon Gibbs. They called their idea ‘Operational transformation’.

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