OAI/RingTheory/DirectFiniteness/HNNPresentation.lean

GitHub source file

2 declarations, 0 contain sorry, 0 declared as axioms

Finite presentation of multiple HNN extensions and character twists.

  1. lemma OAI.KaplanskyCounterexample.CurrentMain.multipleHNN_finitelyPresented line 15
  2. lemma OAI.KaplanskyCounterexample.CurrentMain.characterTwist_finitelyPresented line 38