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>
	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
Strict volatility	0.20
Discovered by	Simon Norton
Year of discovery	1970
Rules
Outer-totalistic rules	B3/S23 – B3678/S0235678
# of rules	28 = 256
Isotropic rules	B3ik/S2ik3aeinr – B2in34-intw5aceiy678/S01e234-n5678
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 17:56, 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.

@@ Line 16: / Line 16: @@
 |rulemin          = B3/S23
 |rulemax          = B3678/S0235678
+|rulespecial      = [[Conway's Game of Life|Conway Life]], [[HighLife]]
+|isorulemin       = B3ik/S2ik3aeinr
+|isorulemax       = B2in34-intw5aceiy678/S01e234-n5678
 |synthesis        = 151
 |synthesisRLE     = true
-|rulespecial      = [[Conway's Game of Life|Conway Life]]
 |life105          = true
 |life106          = true