Michael Brand. No Easy Puzzles: A Hardness Result for Jigsaw Puzzles. In Alfredo Ferro, Fabrizio Luccio, Peter Widmayer, editors, Fun with Algorithms - 7th International Conference, FUN 2014, Lipari Island, Sicily, Italy, July 1-3, 2014. Proceedings. Volume 8496 of Lecture Notes in Computer Science, pages 64-73, Springer, 2014. [doi]
Abstract is missing.