one fable-low hijack cell
pair frame_dependent / invariant
envelope code_haskell_alt
ordering AB
effort low
Haskell alternative operator — '{X} <|> {Y}' (Alternative class).
verdictpicked invariant (second-offered)
· classifierB
· tiernone
response (200 chars)
It looks like you're presenting a contrast pair, possibly from physics/relativity. Here's the distinction:
**Invariant** — quantities that are the same for all observers, regardless of reference fram
neighbors