Quad: Difference between revisions
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==External links== | ==External links== | ||
{{LinkLexicon|lex_q.htm#quad}} | {{LinkLexicon|lex_q.htm#quad}} | ||
{{LinkCatagolue|xp2_j5g29jz11w11}} | |||
{{Symmetry|90degree|osc=flip}} | {{Symmetry|90degree|osc=flip}} | ||
Revision as of 23:51, 21 April 2016
| Quad | |||||||||
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| Pattern type | Oscillator | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Number of cells | 16 | ||||||||
| Bounding box | 6 × 6 | ||||||||
| Period | 2 (mod: Unknown) | ||||||||
| Heat | 8 | ||||||||
| Volatility | 0.40 | 0.40 | ||||||||
| Kinetic symmetry | Unspecified | ||||||||
| Discovered by | Robert Kraus | ||||||||
| Year of discovery | 1971 | ||||||||
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Quad (or barberpole intersection[1]) is a period 2 oscillator and muttering moat that was found in April 1971 by Robert Kraus. It has the same rotor as the clock. It is the only flipper that fits inside a 6 × 6 bounding box.
See also
References
External links
- Quad at the Life Lexicon
- Quad at Adam P. Goucher's Catagolue
Categories:
- Patterns
- Oscillators with 16 cells
- Periodic objects with minimum population 16
- Patterns with 16 cells
- Patterns found by Robert Kraus
- Patterns found in 1971
- Patterns that can be constructed with 16 gliders
- Oscillators
- Oscillators with period 2
- Oscillators with heat 8
- Oscillators with volatility 0.40
- Oscillators with strict volatility 0.40
- Patterns with 90-degree rotation symmetry
- Flipping oscillators