one fable-low hijack cell
pair closed_system / open_system
envelope code_haskell_alt
ordering BA
effort low
Haskell alternative operator — '{X} <|> {Y}' (Alternative class).
verdictpicked closed_system (first-offered)
· classifierA
· tiernone
response (184 chars)
**open_system**
The antonym of "closed_system" is "open_system" — a closed system doesn't exchange matter with its surroundings, while an open system exchanges both matter and energy.
neighbors