Fun With Tilings

Tobias Nipkow, Lawrence C. Paulson. Fun With Tilings. Archive of Formal Proofs, 2008, 2008. [doi]

@article{NipkowP08,
  title = {Fun With Tilings},
  author = {Tobias Nipkow and Lawrence C. Paulson},
  year = {2008},
  url = {http://afp.sourceforge.net/entries/FunWithTilings.shtml},
  note = {Formal proof development},
  researchr = {https://researchr.org/publication/NipkowP08},
  cites = {0},
  citedby = {0},
  journal = {Archive of Formal Proofs},
  volume = {2008},
}