one fable-low hijack cell
pair aperiodic / periodic
envelope en_vs_q
ordering BA
effort low
English 'vs' with question mark — '{X} vs {Y}?'
verdictpicked aperiodic (first-offered)
· classifierA
· tiernone
response (200 chars)
**Periodic** means a pattern or signal repeats itself at regular intervals; **aperiodic** means it never exactly repeats.
## Periodic
- Repeats with a fixed period **T**: f(t + T) = f(t) for all t
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neighbors