login

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

Search: keyword:dual Displaying 21-14 of 14 results found. ( prev )     page 1 2      Sort: id      Format: long      Filter: (all | no meta | meta)      Mode: (words | no words) ( prev )     page 1 2

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