@techreport{Michel2014,
  author    = {{Pascal Michel}},
  title     = {{Simulation of the Collatz 3x+1 function by Turing machines}},
  year      = {{2014}},
  url       = {{https://arxiv.org/abs/1409.7322}},
  note      = {{\url{https://arxiv.org/abs/1409.7322}}},
  primaryclass= {{math.LO}},
  archiveprefix= {{arXiv}},
  eprint    = {{1409.7322}},
}