one fable-low hijack cell
pair lean / reasonml
envelope en_bare_or_q
ordering AB
effort low
Bare English 'or' with question mark — '{X} or {Y}?'
verdictpicked lean (first-offered)
· classifierA
· tiernone
response (200 chars)
They're pretty different tools, so it depends on what you're trying to do:
**Lean** (especially Lean 4)
- Primarily a theorem prover / proof assistant, though Lean 4 is also a capable general-purpose
neighbors