Smiley: Difference between revisions

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Remove alternate name that's not in actual use. See Talk:Rich's p16.
m fc=
Line 5: Line 5:
|bx          = 7
|bx          = 7
|by          = 8
|by          = 8
|fc          = 42.4
|p            = 8
|p            = 8
|m            = 4
|m            = 4

Revision as of 03:12, 2 September 2018

Smiley
x = 7, y = 7, rule = B3/S23 3ob3o$bobobo2$bo3bo2$obobobo$2bobo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]]
Pattern type Oscillator
Number of cells 17
Bounding box 7 × 8
Frequency class 42.4
Period 8 (mod: 4)
Heat 22.5
Volatility 1.00 | 1.00
Kinetic symmetry Unspecified
Discovered by Achim Flammenkamp
Year of discovery 1994

Smiley is a period 8 oscillator that was found by Achim Flammenkamp in July 1994 and named by Alan Hensel.

In November 1994 Mark Niemiec noticed that its sparks can interact in boring, but non-trivial ways with other oscillators, optionally creating oscillators of higher periods.[1]

A 28-glider synthesis for it was discovered in January 2008 by Jason Summers.[2] In August 2015 Matthias Merzenich proposed an 8-glider synthesis based on a soup found by Adam P. Goucher using distributed apgsearch.[3]

Generation 2 reveals the reason for smiley's name

References

  1. ↑ Mark Niemiec (November 1, 1994). "More straw". Retrieved on October 8, 2015.
  2. ↑ H. Koenig. "Oscillator Construction". Game of Life News. Retrieved on May 2, 2009.
  3. ↑ Matthias Merzenich (August 8, 2015). "Re: Soup search results". Retrieved on September 18, 2015.

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