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def

universal_forcing

definition
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module
IndisputableMonolith.Foundation.UniversalForcing.Invariance.Universal
domain
Foundation
line
29 · github
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IndisputableMonolith.Foundation.UniversalForcing.Invariance.Universal on GitHub at line 29.

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formal source

  26
  27For any two Law-of-Logic realizations, the forced arithmetic objects are
  28canonically equivalent. -/
  29noncomputable def universal_forcing (R S : LogicRealization) :
  30    (arithmeticOf R).peano.carrier ≃ (arithmeticOf S).peano.carrier :=
  31  ArithmeticOf.equivOfInitial (arithmeticOf R) (arithmeticOf S)
  32
  33/-- Peano surface is available for every realization's forced arithmetic. -/
  34theorem universal_peano_surface (R : LogicRealization) :
  35    ArithmeticOf.PeanoSurface (arithmeticOf R) :=
  36  peano_surface R
  37
  38end Universal
  39end Invariance
  40end UniversalForcing
  41end Foundation
  42end IndisputableMonolith