OAI/Analysis/CircleDomains/Topology/JordanArcComplement.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

A proper subset of a Jordan curve does not separate the plane. The proof joins the inside and outside through one omitted radial ray.

  1. theorem OAI.CircleDomainRigidity.isConnected_compl_subset_unit_circle line 14
  2. theorem OAI.CircleDomainRigidity.isConnected_compl_proper_jordan_subset line 60