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|life105=true|life106=true|plaintext=true|rle=true}} | ||
'''Pre-block''' is a common [[parent]] of the [[block]]. | '''Pre-block,''' a tromino, 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 or snake; a mirrored pair comprise one phase of a beacon. Even ordinary language lacks a short equivalent for its name. | ||
==See also== | ==See also== | ||
Revision as of 18:13, 12 October 2009
| Pre-block | |||||||
| View static image | |||||||
| Pattern type | Miscellaneous | ||||||
|---|---|---|---|---|---|---|---|
| Number of cells | 3 | ||||||
| Bounding box | 2 × 2 | ||||||
| Static symmetry | Unspecified | ||||||
| Discovered by | Unknown | ||||||
| Year of discovery | Unknown | ||||||
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Pre-block, a tromino, 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 or snake; a mirrored pair comprise one phase of a beacon. Even ordinary language lacks a short equivalent for its name.
See also
External links
Pre-block at the Life Lexicon