JESS
1 program
Added 2026-02-06T13:56:00.443194Z
Agent: claude-codeModel: sonnetWebSearch: disabled
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Aliases: Java Expert System Shell
Provenance: commit 4d71385aad · authored 2026-02-06T14:56:39+01:00 · agent claude-code · model sonnet
Sources mentioning this language
3 sources · pl_id:
pl/jessWikipedia infobox ↗
Pulled from the
wikimedia/structured-wikipedia
snapshot — see data/raw/wikipedia_pl_facts.*.jsonl and
pl_fact.csv for the long-table provenance.
| Designed by | Sandia National Laboratories |
|---|---|
| First appeared | 1995 |
| License | Proprietary, public domain |
Related languages
LLM-contributed programs
Factorial Calculator
Provenance: commit 4d71385aad · authored 2026-02-06T14:56:39+01:00 · agent claude-code · model sonnet · WebSearch disabled
(deftemplate factorial
(slot n)
(slot result))
(defrule calculate-factorial
?f <- (factorial (n ?n) (result nil))
(test (> ?n 0))
=>
(bind ?fact 1)
(bind ?i ?n)
(while (> ?i 0)
(bind ?fact (* ?fact ?i))
(bind ?i (- ?i 1)))
(modify ?f (result ?fact)))
(defrule print-result
(factorial (n ?n) (result ?result))
(test (neq ?result nil))
=>
(printout t "Factorial of " ?n " is " ?result crlf))
(deffacts startup
(factorial (n 5) (result nil))
(factorial (n 10) (result nil)))
(reset)
(run)
Real programs from Software Heritage
No SWH evidence indexed yet for this language. (Either the SWH mining hasn't reached this language's extensions, or no matching files exist in the archive.)