The On-Line Encyclopedia of Bongard Problems

Search: ex:EX9580

Displaying 1-3 of 3 results found.

page 1

Sort: id Format: long Filter: (all | no meta | meta) Mode: (words | no words)

BP1175

Each symbol appears once in any given row or column vs. not so.

(edit; present; nest [left/right]; search; history)

	REFERENCE	`https://en.wikipedia.org/wiki/Latin_square`
	CROSSREFS	`Adjacent-numbered pages: BP1170 BP1171 BP1172 BP1173 BP1174 * BP1176 BP1177 BP1178 BP1179 BP1180`
	KEYWORD	`precise, traditional, grid, miniworlds, dithering`
	AUTHOR	`Leo Crabbe`

BP1185

Smaller section tiles the grid (element-wise rotation of tiles allowed) vs. not so.

(edit; present; nest [left/right]; search; history)

	CROSSREFS	`Adjacent-numbered pages: BP1180 BP1181 BP1182 BP1183 BP1184 * BP1186 BP1187 BP1188 BP1189 BP1190`
	KEYWORD	`precise, allsorted, notso, grid, miniworlds`
	CONCEPT	`element_wise_symmetry (info \| search),` `tiling (info \| search)`
	AUTHOR	`Leo Crabbe`

BP1278

There is a way of dividing the grid into (more than one) equal-sized blocks such that no block appears more than once vs. there exists no such way of dividing the grid.

(edit; present; nest [left/right]; search; history)

CROSSREFS

2D version of BP1275.

Adjacent-numbered pages: BP1273 BP1274 BP1275 BP1276 BP1277 * BP1279 BP1280 BP1281 BP1282 BP1283

KEYWORD

precise, traditional, grid

AUTHOR

Leo Crabbe

page 1

		Hints
(Greetings from The On-Line Encyclopedia of Bongard Problems!)