The On-Line Encyclopedia of Bongard Problems

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BP1263

Uncategorizable images vs. categorizable images.

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	CROSSREFS	`Adjacent-numbered pages: BP1258 BP1259 BP1260 BP1261 BP1262 * BP1264 BP1265 BP1266 BP1267 BP1268`
	KEYWORD	`overriddensolution, left-finite, left-full, right-null, invalid, impossible, funny`
	WORLD	`[smaller \| same \| bigger]`
	AUTHOR	`Leo Crabbe`

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.

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	CROSSREFS	`Adjacent-numbered pages: BP1264 BP1265 BP1266 BP1267 BP1268 * BP1270 BP1271 BP1272 BP1273 BP1274`
	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`

BP1279

Circled points are all possible vertices a square with a particular side length can take, provided that each of its corners lie on a grid point vs. not so.

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	COMMENTS	`Rotation of the square is allowed.`
	CROSSREFS	`See BP1280 for version with hexagons on a hexagonal grid.` `Adjacent-numbered pages: BP1274 BP1275 BP1276 BP1277 BP1278 * BP1280 BP1281 BP1282 BP1283 BP1284`
	KEYWORD	`hard, precise, allsorted, unwordable, hardsort, left-finite, right-finite, left-full, fixedgrid, preciseworld`
	CONCEPT	`square (info \| search)`
	AUTHOR	`Leo Crabbe`

BP1280

Circled points are all possible vertices a regular hexagon with a particular side length can take, provided that each of its corners lie on a grid point vs. not so.

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CROSSREFS

See BP1279 for version with squares on a square grid.

Adjacent-numbered pages: BP1275 BP1276 BP1277 BP1278 BP1279 * BP1281 BP1282 BP1283 BP1284 BP1285

KEYWORD

hard, precise, allsorted, unwordable, hardsort, left-finite, right-finite, preciseworld

AUTHOR

Leo Crabbe

BP1281

Circled points are all possible vertices an equilateral triangle with a particular side length can take, provided that each of its corners lie on a grid point vs. not so.

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	CROSSREFS	`Adjacent-numbered pages: BP1276 BP1277 BP1278 BP1279 BP1280 * BP1282 BP1283 BP1284 BP1285 BP1286`
	KEYWORD	`unwordable, left-finite, right-finite, preciseworld`
	CONCEPT	`triangle (info \| search)`
	AUTHOR	`Leo Crabbe`

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