Pinwheel: Difference between revisions
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[[Category:Billiard table configurations]] | [[Category:Billiard table configurations]] | ||
{{Symmetry|osc=turn90}} | |||
Revision as of 06:36, 1 April 2016
| Pinwheel | |||||||
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| Pattern type | Oscillator | ||||||
|---|---|---|---|---|---|---|---|
| Number of cells | 35 | ||||||
| Bounding box | 12 × 12 | ||||||
| Period | 4 (mod: Unknown) | ||||||
| Heat | 4.0 | ||||||
| Volatility | 0.20 | Unknown | ||||||
| Kinetic symmetry | Unspecified | ||||||
| Discovered by | Simon Norton | ||||||
| Year of discovery | 1970 | ||||||
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Pinwheel (or Catherine wheel) is a period 4 oscillator found by Simon Norton in April 1970. It is a billiard table configuration and possibly the first period 4 oscillator discovered.
See also
External links
- Pinwheel at the Life Lexicon
Categories:
- Patterns
- Oscillators with 35 cells
- Periodic objects with minimum population 35
- Patterns with 35 cells
- Patterns found by Simon Norton
- Patterns found in 1970
- Oscillators
- Oscillators with period 4
- Oscillators with heat 4
- Oscillators with volatility 0.20
- Billiard table configurations
- Non-flipping oscillators that turn 90 degrees