Difference between revisions of "Cis-block on long bookend"

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{{Stilllife
{{Stilllife
|name            = Cis-block on long hook
|name            = Cis-block on long bookend
|pname            = cisblockonlonghook
|pname            = cisblockonlongbookend
|c                = 12
|c                = 12
|bx              = 5
|bx              = 6
|by              = 6
|by              = 5
|fc              = 20.0
|fc              = 20.0
|discoverer      = Robert Wainwright
|discoverer2      = Everett Boyer
|discoveryear    = 1973
|rulemin          = B/S23
|rulemin          = B/S23
|rulemax          = B3678/S012345678
|rulemax          = B3678/S012345678
Line 18: Line 21:
|niemiecid        = 12.28
|niemiecid        = 12.28
|pentadecathlonid = 12.33
|pentadecathlonid = 12.33
|viewerconfig    = [[ THUMBSIZE 2 ]]
|viewerconfig    = [[ ZOOM 45 ]]
}}
}}
'''Cis-block on long hook''' (or '''cis-block and long bookend''') is a [[still life]] composed of a [[long hook]] and a [[block]].
'''Cis-block on long bookend''' is a {{slcells|12|text=12-cell}} [[still life]] composed of a [[long bookend]] and a [[block]].


==[[List of common still lifes|Commonness]]==
== Construction ==
Cis-block on long hook is the fifty-ninth most common still life in [[Achim Flammenkamp's census]], being less common than [[eater head siamese eater tail]] but more common than [[very long snake]].<ref>{{citeAchim|accessdate=January 15, 2009}}</ref> It is also the seventy-first most common object on [[Adam P. Goucher]]'s [[Catagolue]].<ref>{{citeCatagolueStats|June 24, 2016}}</ref>
This still life can be [[Glider synthesis|constructed]] with {{gliders|4|text=4 gliders}}. Alternate syntheses with five or more gliders can be found in [[Mark Niemiec's database]].<ref name="niemiec" />


==See also==
{{EmbedViewer
*[[Trans-block on long hook]]
|rle          = x = 29, y = 14, rule = B3/S23
3bo$4bo3bobo$2b3o4b2o12b2o$9bo13bobob2o$25bob2o$25bo$24b2o$8b3o$10bo$
9bo2$3o$2bo$bo!
|viewerconfig = #C [[ THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 3 T 50 PAUSE 2 LOOP 51 ]]
|position    = center
|caption      = A 4G synthesis
|style        = width:360px;
}}
 
== Commonness ==
{{main|List of common still lifes}}
Cis-block on long bookend is the fifty-ninth most common still life in [[Achim Flammenkamp's census]], being less common than [[eater head siamese eater tail]] but more common than [[very long snake]].<ref>{{citeAchim|accessdate=January 15, 2009}}</ref>
 
It is the 60th [[List of common still lifes|most common still life]] on [[Adam P. Goucher]]'s [[Catagolue]], being less common than [[cis-boat on dock]] but more common than [[very long snake]]. It is the 7th most common still life with 12 cells, being less common than [[block on cover]] but more common than [[boat tie eater tail]].<ref>{{citeCatagolueStats|May 5, 2023}}</ref>
 
The still life occurs in final patterns of 7 collisions from the [[octo3obj database]], 2 collisions from the [[octo3g database]],{{refn|Headerless RLEs are {{headerlessRLE|15bobo$15b2o$16bo4$o$b2o$2o$5bo$4b2o$4bobo!}} and {{headerlessRLE|bo$2bo$3o5$16bo$17bo$15b3o3$17b3o$19bo$18bo!}}}} and 1 collision from the [[octohash database]]{{refn|Headerless RLE: {{headerlessRLE|7b2o$7bobo$8bo2$9b2o$9bobo$9bo$o$3o$3bo$2b2o!}}}}.
 
== See also ==
* [[Trans-block on long bookend]]
 
== References ==
<references>
 
<ref name="niemiec">{{LinkNiemiec|p1-12.htm|The 121 twelve-bit still-lifes|rle=12/12-28.rle|nobullet=nobullet}}</ref>
 
</references>


==References==
== External links ==
<references />
* {{LinkCatagolue|xs12_3hu066}}
* {{LinkPentadecathlonObject|12.33}}


==External links==
[[Category:Catalysts]]
{{LinkCatagolue|xs12_3hu066|patternname=Cis block on long hook}}
{{LinkNiemiec|p1-12.htm|patternname=The 121 twelve-bit still-lifes}}
__NOTOC__
__NOTOC__

Latest revision as of 01:10, 9 May 2023

Cis-block on long bookend
x = 5, y = 6, rule = B3/S23 2b2o$2b2o2$4o$o3bo$3b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]] [[ ZOOM 45 ]]
View static image
Pattern type Strict still life
Number of cells 12
Bounding box 6 × 5
Frequency class 20.0
Discovered by Robert Wainwright
Everett Boyer
Year of discovery 1973

Cis-block on long bookend is a 12-cell still life composed of a long bookend and a block.

Construction

This still life can be constructed with 4 gliders. Alternate syntheses with five or more gliders can be found in Mark Niemiec's database.[1]

x = 29, y = 14, rule = B3/S23 3bo$4bo3bobo$2b3o4b2o12b2o$9bo13bobob2o$25bob2o$25bo$24b2o$8b3o$10bo$ 9bo2$3o$2bo$bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 3 T 50 PAUSE 2 LOOP 51 ]]
A 4G synthesis
(click above to open LifeViewer)

Commonness

Main article: List of common still lifes

Cis-block on long bookend is the fifty-ninth most common still life in Achim Flammenkamp's census, being less common than eater head siamese eater tail but more common than very long snake.[2]

It is the 60th most common still life on Adam P. Goucher's Catagolue, being less common than cis-boat on dock but more common than very long snake. It is the 7th most common still life with 12 cells, being less common than block on cover but more common than boat tie eater tail.[3]

The still life occurs in final patterns of 7 collisions from the octo3obj database, 2 collisions from the octo3g database,[4] and 1 collision from the octohash database[5].

See also

References

  1. ↑ The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 12/12-28.rle)
  2. ↑ Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.
  3. ↑ Adam P. Goucher. "Statistics". Catagolue. Retrieved on May 5, 2023.
  4. ↑ Headerless RLEs are 15bobo$15b2o$16bo4$o$b2o$2o$5bo$4b2o$4bobo! and bo$2bo$3o5$16bo$17bo$15b3o3$17b3o$19bo$18bo!
  5. ↑ Headerless RLE: 7b2o$7bobo$8bo2$9b2o$9bobo$9bo$o$3o$3bo$2b2o!

External links

Retrieved from "https://conwaylife.com/w/index.php?title=Cis-block_on_long_bookend&oldid=130481"