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|v = 0.20 | |v = 0.20 | ||
|sv = 0.20 | |sv = 0.20 | ||
|symmetry = -c | |||
|discoverer = David Buckingham | |discoverer = David Buckingham | ||
|discoveryear = 1972 | |discoveryear = 1972 | ||
| Line 34: | Line 35: | ||
|viewerconfig = #C [[ GPS 2 THUMBSIZE 2 ZOOM 14 AUTOSTART ]] | |viewerconfig = #C [[ GPS 2 THUMBSIZE 2 ZOOM 14 AUTOSTART ]] | ||
|caption = One of the two flutter variants | |caption = One of the two flutter variants | ||
|apgcode = xp4_wg8e1e8gz2agf090fg54zx17871 | |||
}} | }} | ||
==References== | |||
== References == | |||
<references /> | <references /> | ||
==External links== | == External links == | ||
{{LinkLexicon|lex_b.htm#boss}} | {{LinkLexicon|lex_b.htm#boss}} | ||
{{LinkCatagolue|xp4_wg8e1e8gz3egf090fge3zx17871}} | {{LinkCatagolue|xp4_wg8e1e8gz3egf090fge3zx17871}} | ||
{{LinkPentadecathlonObject|42P4.21}} | {{LinkPentadecathlonObject|42P4.21}} | ||
Latest revision as of 06:30, 8 August 2024
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| Pattern type | Oscillator | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Oscillator type | Billiard table | ||||||||
| Number of cells | 42 | ||||||||
| Bounding box | 11 × 14 | ||||||||
| Period | 4 (mod: 4) | ||||||||
| Heat | 5 | ||||||||
| Volatility | 0.20 | 0.20 | ||||||||
| Kinetic symmetry | -c | ||||||||
| Discovered by | David Buckingham | ||||||||
| Year of discovery | 1972 | ||||||||
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Boss is a period-4 oscillator found by David Buckingham in 1972.[1][2]
Its population can be reduced by four cells by replacing the S-pentominoes on the sides with period-2 flutters.
| One of the two flutter variants (click above to open LifeViewer) RLE: here Plaintext: here Catagolue: here |
References
- ↑ Robert Wainwright (October 1972). Lifeline, vol 6, page 3.
- ↑ Dean Hickerson's oscillator stamp collection. Retrieved on March 14, 2020.
External links
- Boss at the Life Lexicon
- Boss at Adam P. Goucher's Catagolue
- 42P4.21 at Heinrich Koenig's Game of Life Object Catalogs
Categories:
- Patterns
- Oscillators with 42 cells
- Periodic objects with minimum population 42
- Patterns with 42 cells
- Patterns found by David Buckingham
- Patterns found in 1972
- Oscillators
- Billiard tables
- Oscillators with period 4
- Oscillators with mod 4
- Oscillators with heat 5
- Oscillators with volatility 0.20
- Oscillators with strict volatility 0.20
- Oscillators with -c symmetry