one fable-low hijack cell
pair agda / lean
envelope en_bare_or_q
ordering AB
effort low
Bare English 'or' with question mark — '{X} or {Y}?'
verdictpicked lean (second-offered)
· classifierB
· tiernone
response (200 chars)
Depends on what you're after! Here's the honest breakdown:
**Lean (especially Lean 4)** if you want:
- **Mathematics formalization** — mathlib is enormous and actively maintained, covering huge swath
neighbors