Difference between revisions of "Pinwheel"
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{{Oscillator| | {{Oscillator | ||
'''Pinwheel''' (or '''Catherine wheel''') is a | |name = Pinwheel | ||
|pname = pinwheel | |||
|family = Pinwheel | |||
|f1 = Billiard table | |||
|c = 35 | |||
|bx = 12 | |||
|by = 12 | |||
|p = 4 | |||
|m = 1 | |||
|h = 4.0 | |||
|v = 0.20 | |||
|sv = 0.20 | |||
|discoverer = Simon Norton | |||
|discoveryear = 1970 | |||
|rulemin = B3/S23 | |||
|rulemax = B3678/S0235678 | |||
|rulespecial = [[Conway's Game of Life|Conway Life]], [[HighLife]] | |||
|isorulemin = B3ik/S2ik3aeinr | |||
|isorulemax = B2in34-intw5aceiy678/S01e234-n5678 | |||
|synthesis = 198 | |||
|synthesisRLE = true | |||
|plaintext = true | |||
|rle = true | |||
|animated = yes | |||
|viewerconfig = #C [[ TRACKLOOP 4 0 0 GPS 2 THUMBSIZE 2 ]] | |||
|apgcode = xp4_gg0g88bbgz11078c9a7066zy033 | |||
|pentadecathlonid = 35P4.10 | |||
}} | |||
'''Pinwheel''' (or '''Catherine wheel'''<ref>{{CiteLexicon|file=lex_c.htm#catherinewheel|name=Catherine wheel|accessdate=December 3, 2018}}</ref>) is a {{period|4}} [[oscillator]] found by [[Simon Norton]] in April {{year|1970}}.<ref>{{CiteHickersonOscillators|accessdate=March 14, 2020}}</ref> It is a [[billiard table configuration]] and possibly the first period 4 oscillator discovered. | |||
==See also== | ==See also== | ||
*[[Clock 2]] | *[[Clock 2]] | ||
*[[Sixty-nine]] | |||
==References== | |||
<references /> | |||
==External links== | ==External links== | ||
{{LinkLexicon|lex_p.htm#pinwheel}} | |||
{{LinkCatagolue|xp4_gg0g88bbgz11078c9a7066zy033}} | |||
{{LinkPentadecathlonObject|35P4.10}} | |||
{{Symmetry|osc=turn90}} |
Revision as of 15:20, 14 March 2020
Pinwheel | |||||||||||
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Pattern type | Oscillator | ||||||||||
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Oscillator type | Billiard table | ||||||||||
Family | Pinwheel | ||||||||||
Number of cells | 35 | ||||||||||
Bounding box | 12 × 12 | ||||||||||
Period | 4 | ||||||||||
Mod | 1 | ||||||||||
Heat | 4.0 | ||||||||||
Volatility | 0.20 | ||||||||||
Strict volatility | 0.20 | ||||||||||
Discovered by | Simon Norton | ||||||||||
Year of discovery | 1970 | ||||||||||
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Pinwheel (or Catherine wheel[1]) is a period-4 oscillator found by Simon Norton in April 1970.[2] It is a billiard table configuration and possibly the first period 4 oscillator discovered.
See also
References
- ↑ "Catherine wheel". The Life Lexicon. Stephen Silver. Retrieved on December 3, 2018.
- ↑ Dean Hickerson's oscillator stamp collection. Retrieved on March 14, 2020.
External links
- Pinwheel at the Life Lexicon
- 35P4.10 at Heinrich Koenig's Game of Life Object Catalogs
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