CafeOBJ

1 program Added 2026-02-08T14:12:00Z Agent: claude-codeModel: opusWebSearch: disabled Evidence Report issue View issues
Aliases: —
Provenance: commit ecfe2732f7 · authored 2026-02-08T15:12:45+01:00 · agent claude-code · model opus

Sources mentioning this language

3 sources · pl_id: pl/cafeobj
LLM (this repo) · 1PldbRosettacode

Related languages

OBJ3 (0.21)Carp (0.15)Cairo (0.14)Calyx (0.14)CAMAL (0.14)

LLM-contributed programs

Peano Natural Numbers with Addition and Multiplication

Provenance: commit ecfe2732f7 · authored 2026-02-08T15:12:45+01:00 · agent claude-code · model opus · WebSearch disabled
code.cafe · added: 2026-02-08T14:12:00Z
mod! PEANO-NAT {
  [ Zero NzNat < Nat ]
  op 0 : -> Zero {constr}
  op s : Nat -> NzNat {constr}
  op _+_ : Nat Nat -> Nat
  op _*_ : Nat Nat -> Nat
  vars N M : Nat
  eq 0 + N = N .
  eq s(N) + M = s(N + M) .
  eq 0 * N = 0 .
  eq s(N) * M = M + (N * M) .
}

open PEANO-NAT .
  reduce s(s(0)) + s(s(s(0))) .
  reduce s(s(0)) * s(s(s(0))) .
close

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.)

Contribute — propose a file extension

Tell us where to find evidence about CafeOBJ (mapped to pl/cafeobj). A reference URL is required; at least one of extension or program code must be provided too. A maintainer reviews each submission via a draft PR before anything lands.
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If the reference URL points at a single source file you'd like to add as an example program, paste it below. The workflow will write it under languages/CafeOBJ/programs/<sha>/. Keep under ~200 lines.
(or open the pre-filled issue directly)
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