The Equational Theory of CA::3:: is Undecidable

Roger D. Maddux. The Equational Theory of CA::3:: is Undecidable. Journal of Symbolic Logic, 45(2):311-316, 1980.

@article{Maddux80,
  title = {The Equational Theory of CA::3:: is Undecidable},
  author = {Roger D. Maddux},
  year = {1980},
  researchr = {https://researchr.org/publication/Maddux80},
  cites = {0},
  citedby = {0},
  journal = {Journal of Symbolic Logic},
  volume = {45},
  number = {2},
  pages = {311-316},
}