Difference between revisions of "Spiral"

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'''Spiral''' (or '''tub with four tails''') is one of the two smallest [[still life]]s with four-fold rotational (C4) symmetry. It consists of a [[tub]] and four [[tail]]s. It was found by [[Robert Wainwright]] in {{year|1971}}.<ref>{{citeLifeline|vol=2}}</ref>
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'''Spiral''' (or '''tub with four tails''') is one of the two smallest [[still life]]s with four-fold rotational (C4) symmetry. It consists of a [[tub]] and four [[tail]]s. It was found by [[Robert Wainwright]] in {{year|1971}}.<ref>{{citeLifeline|vol=2}}</ref><ref>{{CiteHickersonOscillators|accessdate=March 14, 2020}}</ref>
  
 
==See also==
 
==See also==

Latest revision as of 14:16, 14 March 2020

Spiral
x = 7, y = 7, rule = B3/S23 2o4bo$bo2b3o$bobo$2bobo$3bobo$3o2bo$o4b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C Still life
Pattern type Strict still life
Number of cells 20
Bounding box 7×7
Discovered by Robert Wainwright
Year of discovery 1971

Spiral (or tub with four tails) is one of the two smallest still lifes with four-fold rotational (C4) symmetry. It consists of a tub and four tails. It was found by Robert Wainwright in 1971.[1][2]

See also

References

  1. Robert Wainwright. "Lifeline Volume 2".
  2. Dean Hickerson's oscillator stamp collection. Retrieved on March 14, 2020.

External links