Janus: a reversible programming language

On the courtesy of the author, this page gives a link to a letter from Christopher Lutz to Rolf Landauer (JANUS: A Time-Reversible Language, 1986).

@unpublished{Lutz86,
  author    = {Christopher Lutz},
  title     = {Janus: a time-reversible language},
  note      = {{\it Letter to R.\ Landauer}.},
  year      = {1986},
}

Links