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lean4-htt/old_library/data/real/real.md
Leonardo de Moura 7166deffd3 chore(old_library): save old library
2016-09-21 11:43:28 -07:00

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data.real

The real numbers: classically, as a quotient type; constructively, as a setoid.

  • basic : the reals as a commutative ring (constructive)
  • order : the reals as an ordered ring (constructive)
  • division : the reals as a discrete linear ordered field (classical)
  • complete : the reals are Cauchy complete (classical)