one fable-low hijack cell
pair agda / lean
envelope code_haskell_alt
ordering BA
effort low
Haskell alternative operator — '{X} <|> {Y}' (Alternative class).
verdictpicked agda (first-offered)
· classifierA
· tiernone
response (200 chars)
It looks like you're referencing **Lean** and **Agda** — two dependently-typed proof assistants. Here's a quick comparison:
## Lean vs. Agda
| Aspect | Lean | Agda |
|---|---|---|
| **Primary focus*
neighbors