Four boats

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Four Boats
3bo4b$2bobo3b$bob2o3b$obo2b2ob$b2o2bobo$3b2obob$3bobo2b$4bo! #C [[ THEME 6 GRID GRIDMAJOR 0 THUMBLAUNCH AUTOSTART ]] #C [[ GPS 2 THUMBSIZE 2 ]]
Pattern type Oscillator
Oscillator type Babbling brook
Billiard table
Number of cells 16
Bounding box 8×8
Period 2
Mod 2
Heat 4
Volatility 0.20
Strict volatility 0.20
Rotor type Diagonal on-off
Discovered by Unknown
Year of discovery Unknown

Four boats (or hourglass[1]) is a period 2 oscillator, which is composed of four boats in one of its phases. It has two diagonal on-off rotors enclosed by a common stator. While the two rotors are not connected, the stability of the stator still requires them to be in the same phase.

Image gallery

The on phase of this oscillator, the one which led to naming it four boats.

See also

References

  1. Mark D. Niemiec. "Life objects sorted by name". Retrieved on April 30, 2009.

External links