1972 CE
Prolog and logic programming
Artificial intelligence · Symbolic AI
Alain Colmerauer and Philippe Roussel developed Prolog in Marseille, drawing on work in deduction and language. It allowed relations and rules to be expressed for an interpreter to search for solutions, consolidating another tradition of symbolic AI.
Precision, calendar, and review
- Start
- year · no uncertainty qualifier in this record
- Calendar and convention
- Historical-era years; the source calendar is not identified. No conversion of days is assumed.
- Year zero
- The scale goes from 1 BCE to 1 CE without year zero. Changing era names changes labels only.
- Documentary review
- 2026-09-20
Reading the date: point event.
Sources
- prolog.academy (opens in a new tab)
Source provenance and scope
- Publication date
- 1992-11
- What this date describes
- The cited source or edition; it may postdate the historical event.
- Bibliographic date checked
- 2026-09-23
- Access date
- 2026-09-20
The correspondence between this reference and individual claims has not yet been itemized.
This record is an editorial synthesis. Consult the sources to check claims and their limits. Chronological relationships alone do not establish causation.