Racetrack: Difference between revisions

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m Note cis-mirrored racetrack's population's maximality among still lifes known to be constructible in 4 gliders
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Together with {{LinkCatagolue|xs24_259aczcid1d93|name=an unnamed still life|style=raw}}, the {{LinkCatagolue|xs24_4aab96z255d96|name=cis-mirrored racetrack|style=raw}} is the largest still life (with 24 cells) known to be constructible in 4 gliders.
Together with an unnamed still life ([[apgcode]] {{LinkCatagolue|xs24_259aczcid1d93|style=raw}}), the cis-mirrored racetrack is the largest still life (with 24 cells) known to be constructible in 4 gliders.


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|caption      = cis-mirrored racetrack
|caption      = cis-mirrored racetrack
|style        = width:300px;
|style        = width:300px;
|apgcode      = xs24_4aab96z255d96
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Revision as of 14:38, 9 September 2023

Racetrack
x = 6, y = 4, rule = B3/S23 3b2o$b3obo$o4bo$b4o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]] #C [[ HEIGHT 500 THUMBSIZE 3 ZOOM 48 ]]
Pattern type Induction coil
Number of cells 12
Bounding box 6 × 4
Static symmetry Unspecified
Discovered by Unknown
Year of discovery Unknown

Racetrack[1] is an induction coil.

It can be welded onto itself to form racetrack-weld-racetrack (shown below), four of which form cloverleaf interchange.

x = 6, y = 6, rule = B3/S23 4bo$3bobo$3bobo$b2o2bo$o4bo$b4o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 ZOOM 24 ]]
racetrack-weld-racetrack
(click above to open LifeViewer)
RLE: here Plaintext: here

Together with an unnamed still life (apgcode xs24_259aczcid1d93), the cis-mirrored racetrack is the largest still life (with 24 cells) known to be constructible in 4 gliders.

x = 6, y = 9, rule = B3/S23 3b2o$b3obo$o4bo$b4o2$b4o$o4bo$b3obo$3b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 ZOOM 24 ]]
cis-mirrored racetrack
(click above to open LifeViewer)
Catagolue: here

References

  1. ↑ Catagolue, infra.