Browsing by Subject "Domino problem"
Now showing items 1-2 of 2
-
(American Institute of Mathematical Sciences, 2020)We consider a set of necessary conditions which are efficient heuristics for deciding when a set of Wang tiles cannot tile a group. Piantadosi [19] gave a necessary and sufficient condition for the existence of a valid ...
-
(European Mathematical Society, 2018)We conjecture that a finitely generated group has a decidable domino problem if and only if it is virtually free. We show this is true for all virtually nilpotent finitely generated groups (or, equivalently, groups of ...