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Search: keyword:preciseworld
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BP1197 No sequence is repeated twice in a row vs. some sequence is repeated twice in a row.
(edit; present; nest [left/right]; search; history)
REFERENCE

https://en.wikipedia.org/wiki/Square-free_word

CROSSREFS

Adjacent-numbered pages:
BP1192 BP1193 BP1194 BP1195 BP1196  *  BP1198 BP1199 BP1200 BP1201 BP1202

KEYWORD

precise, allsorted, notso, left-narrow, sequence, traditional, preciseworld, dithering, left-listable

CONCEPT two (info | search)

AUTHOR

Aaron David Fairbanks

BP1223 Center square is black vs. center square is white.
(edit; present; nest [left/right]; search; history)
COMMENTS

All examples are a three by three grid of black or white squares.

CROSSREFS

Adjacent-numbered pages:
BP1218 BP1219 BP1220 BP1221 BP1222  *  BP1224 BP1225 BP1226 BP1227 BP1228

KEYWORD

stub, left-finite, right-finite, traditional, finishedexamples, fixedgrid, preciseworld

CONCEPT outlined_filled (info | search),
center (info | search)

AUTHOR

Aaron David Fairbanks

BP1269 Identical pairs of symbols are always on opposite sides of the cube (when assembled) vs. some identical symbols are next to each other on the cube.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP1264 BP1265 BP1266 BP1267 BP1268  * 

KEYWORD

left-finite, right-finite, finishedexamples, preciseworld

CONCEPT cube (info | search),
correspondence (info | search),
3d_net (info | search),
3d_solid (info | search)

AUTHOR

Leo Crabbe

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