one fable-low hijack cell
pair invariant / variant
envelope code_haskell_alt
ordering BA
effort low
Haskell alternative operator — '{X} <|> {Y}' (Alternative class).
verdictpicked invariant (first-offered)
· classifierA
· tiernone
response (200 chars)
It looks like you're showing a word pair related by the negating prefix **in-**:
- **variant** — something that differs or changes
- **invariant** — something that does *not* change; constant
Simila
neighbors