Queen bee shuttle
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| Queen bee shuttle | |||||||
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| Pattern type | Oscillator | ||||||
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| Number of cells | 20 | ||||||
| Bounding box | 22 × 7 | ||||||
| Period | 30 (mod: Unknown) | ||||||
| Heat | 17.9 | ||||||
| Volatility | Unknown | Unknown | ||||||
| Kinetic symmetry | Unspecified | ||||||
| Discovered by | Bill Gosper | ||||||
| Year of discovery | 1970 | ||||||
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The queen bee shuttle is a period 30 oscillator with a number of ways to stabilize the ends. The shuttles were originally stabilized against one another in a square of eight shuttles. Some simpler methods are shown here involving blocks; for a method involving an eater 1 see buckaroo. The queen bee shuttle is the basis of all known true period 30 guns. It was found by Bill Gosper in 1970 and was the first period 30 oscillator to be found. It is the smallest known oscillator with period greater than 15.[1]
The cis-queen bee shuttle shown to the right and the trans-queen bee shuttle shown below are about the 18th and 19th most common naturally-occurring oscillators.[2]
Image gallery
File:Queenbee3.png A slightly different queen bee shuttle, known as the trans-queen bee shuttle Download RLE: click here |
See also
References
- ↑ "Class 2 Objects Catalog - Oscillators". Retrieved on April 8, 2009.
- ↑ Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.
External links
- Queen bee shuttle at the Life Lexicon