View source for Wang tile

==In popular culture==
The short story "[[Wang's Carpets]]", later expanded to the novel ''[[Diaspora (novel)|Diaspora]]'', by [[Greg Egan]], postulates a universe, complete with resident organisms and intelligent beings, embodied as Wang tiles implemented by patterns of complex molecules.<ref>{{citation
 | last = Burnham | first = Karen
 | isbn = 978-0-252-09629-7
 | pages = 72–73
 | publisher = University of Illinois Press
 | series = Modern Masters of Science Fiction
 | title = Greg Egan
 | url = https://books.google.com/books?id=lPAwAwAAQBAJ&pg=PA72
 | year = 2014}}.</ref>