Difference between revisions of "3-engine Cordership"

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==See also==
==See also==
*[[3-engine Cordership rake]]
*[[3-engine Cordership rake]]
*[[Sawtooth 262]]
*[[Sawtooth 260]]


==References==
==References==
<references />
<references />

Revision as of 01:30, 29 May 2010

3-engine Cordership
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Pattern type Cordership
Spaceship
Number of cells 149
Bounding box 58 × 65
Direction Diagonal
Period 96
Mod Unknown
Speed c/12 | Unknown
Heat 156.1
Discovered by Paul Tooke
Year of discovery 2004

The 3-engine Cordership is a diagonal c/12 spaceship that was discovered by Paul Tooke on January 12, 2004. It is the Cordership that uses the fewest number of known possible switch engines, though the 4-engine Cordership is smaller in terms of minimum population. David Bell discovered in 2005 that it can be used to turn a lightweight spaceship 90 degrees as shown below.[1] It can be constructed with only 15 gliders, and Tooke created a gun for this spaceship only a week after its original construction (see 3-engine Cordership gun).

The 3-engine Cordership can easily be destroyed by three eater 2s and four blocks, as shown below. This cleanup reaction was found by Jason Summers.

Incremental construction

Dave Greene discovered a glider synthesis for upgrading a switch engine to a wing, which can be repeated to form the complete Cordership. Adam P. Goucher then built a Herschel conduit to convert a glider into a 3-engine Cordership.[2]

Image gallery

3-engine Cordership eater
RLE: here
3-engine Cordership about to reflect a lightweight spaceship by 90 degrees
RLE: here

See also

References

  1. "New Compact Corderships". Dave Greene (June 18, 2005). Retrieved on June 10, 2009.
  2. "First complete glider-to-Cordership converter". Dave Greene (February 7, 2009). Retrieved on June 15, 2009.