login
Hints
(Greetings from The On-Line Encyclopedia of Bongard Problems!)
BP287 Rays emanating from a central point vs. not so.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP282 BP283 BP284 BP285 BP286  *  BP288 BP289 BP290 BP291 BP292

KEYWORD

traditional

CONCEPT lines_coincide (info | search),
imagined_point (info | search),
imagined_line_or_curve (info | search),
imagined_entity (info | search),
triangle_arrow (info | search),
triangle (info | search)

AUTHOR

"Lewis"

Welcome | Solve | Browse | Lookup | Recent | Links | Register | Contact
Contribute | Keywords | Concepts | Worlds | Ambiguities | Transformations | Invalid Problems | Style Guide | Goals | Glossary