one fable-low hijack cell
pair idris / lean
envelope en_vs_q
ordering BA
effort low
English 'vs' with question mark — '{X} vs {Y}?'
verdictpicked idris (first-offered)
· classifierA
· tiernone
response (200 chars)
# Lean vs Idris
Both are dependently-typed languages, but they've evolved toward different goals:
## Lean (especially Lean 4)
- **Primary focus**: Mathematical theorem proving, with growing general-
neighbors