one fable-low hijack cell
pair coq / lean
envelope en_bare_or_q
ordering BA
effort low
Bare English 'or' with question mark — '{X} or {Y}?'
verdictpicked coq (first-offered)
· classifierA
· tiernone
response (200 chars)
Depends on what you're doing! Quick comparison:
**Lean (especially Lean 4)**
- Momentum in the math community — Mathlib is huge and growing fast
- More modern, ergonomic syntax; feels closer to a pro
neighbors