Beacon: Difference between revisions

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The beacon is the simplest [[on-off]]. Its [[rotor]], known as [[diagonal on-off]], can be supported by several different stators: the two next-smallest are seen in [[eater plug]] and [[21P2]].
The beacon is the simplest [[on-off]]. Its [[rotor]], known as [[diagonal on-off]], can be supported by several different stators: the two next-smallest are seen in [[eater plug]] and [[21P2]].


==As an eater==
A beacon in the right phase can make a [[boat-bit]].
A beacon can be used as an [[eater]] for any even number of gliders, using the [[boat-bit]] reaction. When they collide into it as pictured below, the first glider of a set will be transformed into a boat, which will then be destroyed by the second.
 
[[File:BeaconAsEater.jpg|framed|center|When gliders collide into a beacon like so, the beacon will eat any even number of gliders.]]


==See also==
==See also==

Revision as of 22:12, 25 December 2014

Beacon
2o$2o$2b2o$2b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]]
Pattern type Oscillator
Number of cells 6
Bounding box 4 × 4
Period 2 (mod: Unknown)
Heat 2
Volatility 0.25 | 0.25
Kinetic symmetry Unspecified
Discovered by John Conway
Year of discovery 1970

The beacon is the third most common oscillator (after the blinker and toad).[1] It was found by John Conway in March 1970. It is composed of two diagonally touching blocks.

The beacon is the simplest on-off. Its rotor, known as diagonal on-off, can be supported by several different stators: the two next-smallest are seen in eater plug and 21P2.

A beacon in the right phase can make a boat-bit.

See also

References

  1. ↑ Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.

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