Pinwheel: Difference between revisions
Jump to navigation
Jump to search
Apple Bottom (talk | contribs) synthesis=151 |
Apple Bottom (talk | contribs) sv |
||
| Line 11: | Line 11: | ||
|h = 4.0 | |h = 4.0 | ||
|v = 0.20 | |v = 0.20 | ||
|sv = 0.20 | |||
|discoverer = Simon Norton | |discoverer = Simon Norton | ||
|discoveryear = 1970 | |discoveryear = 1970 | ||
Revision as of 16:31, 31 August 2017
| Pinwheel | |||||||||||
| View animated image | |||||||||||
| View static image | |||||||||||
| Pattern type | Oscillator | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oscillator type | Billiard table | ||||||||||
| Family | Pinwheel | ||||||||||
| Number of cells | 35 | ||||||||||
| Bounding box | 12 × 12 | ||||||||||
| Period | 4 (mod: 1) | ||||||||||
| Heat | 4.0 | ||||||||||
| Volatility | 0.20 | 0.20 | ||||||||||
| Kinetic symmetry | Unspecified | ||||||||||
| Discovered by | Simon Norton | ||||||||||
| Year of discovery | 1970 | ||||||||||
| |||||||||||
| |||||||||||
| |||||||||||
| |||||||||||
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
- Patterns that can be constructed with between 100 and 199 gliders
- Oscillators
- Pinwheel variants
- Billiard tables
- Oscillators with period 4
- Oscillators with mod 1
- Oscillators with heat 4
- Oscillators with volatility 0.20
- Oscillators with strict volatility 0.20
- Non-flipping oscillators that turn 90 degrees