On Mar 31, 2021, at 10:46 AM, David C. Brock wrote: > > I’d like to read similar discussions of the data structures for ed, em, ex/vi. If anyone has suggestions of references, they would be very welcome! > > Similarly, if there are any pointers to references on some other data structures in editors like TECO, QED and E, I’d welcome them as well. Charles Crowley’s “Data Structures of Text Sequences”: https://www.cs.unm.edu/~crowley/papers/sds.pdf