Difference between revisions of "Blocker"
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|rulespecial = [[Conway's Game of Life|Conway Life]] | |||
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|isorulemax = B2n34acety5-y6-n78/S234-anry5-ci678 | |||
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Revision as of 20:24, 12 January 2019
Blocker | |||||||||
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Pattern type | Oscillator | ||||||||
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Number of cells | 15 | ||||||||
Bounding box | 10 × 5 | ||||||||
Frequency class | 27.2 | ||||||||
Period | 8 | ||||||||
Mod | 4 | ||||||||
Heat | 9 | ||||||||
Volatility | 0.89 | ||||||||
Strict volatility | 0.89 | ||||||||
Discovered by | Robert Wainwright | ||||||||
Year of discovery | 1970s? | ||||||||
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Blocker is a period 8 oscillator found by Robert Wainwright. It is a useful dot sparker consisting of two blocks hassling an unnamed object which is a dying spark. It reappears half way through its cycle rotated through 180 degrees.
Blockers can also be infinitely connected by "sharing" blocks, as long as adjacent reactions are no more than one phase apart. They can also be connected with Coe's p8, which uses blocks as hasslers in a similar manner.
Blockers sharing blocks (click above to open LifeViewer) RLE: here Plaintext: here |
Commonness
Blocker is about the sixteenth most common naturally-occurring oscillator in Achim Flammenkamp's census, being less common than mazing but more common than jam.[1] On Catagolue, it is the second most common period 8 oscillator, being less common than the figure eight but more common than Coe's p8.[2]
See also
References
- ↑ Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.
- ↑ Adam P. Goucher. "Statistics". Catagolue. Retrieved on October 27, 2018.
External links
- Blocker at the Life Lexicon
- 15P8.1 at Heinrich Koenig's Game of Life Object Catalogs
- Patterns
- Patterns with Catagolue frequency class 27
- Natural periodic objects
- Oscillators with 15 cells
- Periodic objects with minimum population 15
- Patterns with 15 cells
- Patterns found by Robert Wainwright
- Patterns found in 1970s?
- Patterns that can be constructed with 5 gliders
- Oscillators
- Oscillators with period 8
- Oscillators with mod 4
- Oscillators with heat 9
- Oscillators with volatility 0.89
- Oscillators with strict volatility 0.89
- Non-flipping oscillators that turn 180 degrees
- Sparkers
- Sparkers with period 8
- Strong sparkers
- Dot sparkers