Pre-block: Difference between revisions
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{{Pattern|name=Pre-block|pname=preblock|bx=2|by=2|c=3|life105=true|life106=true|plaintext=true|rle=true}} | {{Pattern|name=Pre-block|pname=preblock|bx=2|by=2|c=3|discoverer=John Conway|discoveryear=1970|life105=true|life106=true|plaintext=true|rle=true}} | ||
'''Pre-block | '''Pre-block''' (or '''latent block'''), a [[triomino]], is a common [[parent]] of the [[block]]. Given its compactness and distinctive form, it is a recognizable component of many other patterns, such as [[boat]], [[ship]] or [[snake]]; a mirrored pair comprise one phase of a [[beacon]]. | ||
==See also== | ==See also== | ||
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==External links== | ==External links== | ||
{{LinkWeisstein|Preblock.html}} | |||
{{LinkLexicon|lex_p.htm#preblock}} | |||
Revision as of 00:25, 31 October 2009
| Pre-block | |||||||
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| Pattern type | Miscellaneous | ||||||
|---|---|---|---|---|---|---|---|
| Number of cells | 3 | ||||||
| Bounding box | 2 × 2 | ||||||
| Static symmetry | Unspecified | ||||||
| Discovered by | John Conway | ||||||
| Year of discovery | 1970 | ||||||
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Pre-block (or latent block), a triomino, is a common parent of the block. Given its compactness and distinctive form, it is a recognizable component of many other patterns, such as boat, ship or snake; a mirrored pair comprise one phase of a beacon.
See also
External links
- Pre-block at the Life Lexicon