heavyweight spaceship en · NOUN
Meanings
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A particular orthogonal spaceship in Conway's Game of Life, and the third smallest such example.
To begin with and to be complete, I will list the original spaceships. These are the glider, the lightweight spaceship (LWSS), middleweight spaceship (MWSS), and the heavyweight spaceship (HWSS). These were all found very soon after Life was invented by Conway.
1992 August 13, David Bell, “Spaceships in Conway's Life (Part 1)”, in comp.theory.cell-automata (Usenet):The usual non-glider suspects from Conway's Life (lightweight, middleweight, and heavyweight spaceships) all fail here due to central 7-neighbor OFF cells.
2008 May 31, Dave Greene, “Life: B37/S23 - A Chaotic Universe.”, in comp.theory.cell-automata (Usenet):
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| heavyweight spaceships | Number=Plur | lexicographic |
Coordinates
middleweight spaceship · oblique spaceship · lightweight spaceship