Difference between revisions of "Pinwheel"

	Pinwheel
	<a href="/wiki/File:Pinwheel.png" class="image" title="Pinwheel image"><img alt="Pinwheel image" src="/w/images/9/9c/Pinwheel.png" decoding="async" width="113" height="113" /></a>
	<a href="/wiki/File:Pinwheel.png" class="image" title="Pinwheel image"><img alt="Pinwheel image" src="/w/images/9/9c/Pinwheel.png" decoding="async" width="113" height="113" /></a>
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	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
Strict volatility	0.20
Discovered by	Simon Norton
Year of discovery	1970
Rules
Outer-totalistic rules	B3/S23 – B3678/S0235678
# of rules	28 = 256
Glider synthesis
Fewest gliders	151†
Catagolue-generated RLE	synthesis
Uploaded synthesis RLE	pinwheel_synth.rle
	†Can be constructed with 15 gliders using the reverse caber tosser universal constructor.
Pattern files
Plaintext	pinwheel.cells
RLE	pinwheel.rle
Identifiers
apgcode	xp4_gg0g88bbgz11078c9a7066zy033
Pentadecathlon ID	35P4.10

Revision as of 16:21, 12 January 2019

Pinwheel (or Catherine wheel^[1]) 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.

↑ "Catherine wheel". The Life Lexicon. Stephen Silver. Retrieved on December 3, 2018.

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 |pentadecathlonid = 35P4.10
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-'''Pinwheel''' (or '''Catherine wheel'''
+'''Pinwheel''' (or '''Catherine wheel'''<ref>{{CiteLexicon|file=lex_c.htm#catherinewheel|name=Catherine wheel|accessdate=December 3, 2018}}</ref>) is a [[period]] [[:Category:Oscillators with period 4|4]] [[oscillator]] found by [[:Category:Patterns found by Simon Norton|Simon Norton]] in April [[:Category:Patterns found in 1970|1970]]. It is a [[billiard table configuration]] and possibly the first period 4 oscillator discovered.
-<ref>{{CiteLexicon|file=lex_c.htm#catherinewheel|name=Catherine wheel|accessdate=December 3, 2018}}</ref>) is a [[period]] [[:Category:Oscillators with period 4|4]] [[oscillator]] found by [[:Category:Patterns found by Simon Norton|Simon Norton]] in April [[:Category:Patterns found in 1970|1970]]. It is a [[billiard table configuration]] and possibly the first period 4 oscillator discovered.
 ==See also==