Jump Equivalence of the triangle :::0:::::2:: Hyperhyperimmune Sets

S. Barry Cooper. Jump Equivalence of the triangle :::0:::::2:: Hyperhyperimmune Sets. Journal of Symbolic Logic, 37(3):598-600, 1972.

@article{Cooper72,
  title = {Jump Equivalence of the triangle :::0:::::2:: Hyperhyperimmune Sets},
  author = {S. Barry Cooper},
  year = {1972},
  researchr = {https://researchr.org/publication/Cooper72},
  cites = {0},
  citedby = {0},
  journal = {Journal of Symbolic Logic},
  volume = {37},
  number = {3},
  pages = {598-600},
}