OAI/GroupTheory/PolycyclicRecognition/Algebra/EquivariantLangTransversal.lean

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3 declarations, 0 contain sorry, 0 declared as axioms

Lang decomposition preserves commuting symmetries

Uniqueness of the finite-filtration inverse ensures that a correction of a fixed element can be chosen fixed by every commuting symmetry already imposed.

  1. theorem OAI.PolycyclicRecognition.polynomial_transversal_equivariant line 17
  2. theorem OAI.PolycyclicRecognition.jordan_lang_decomposition_fixed line 33
  3. theorem OAI.PolycyclicRecognition.jordan_lang_decomposition_fixed_family line 61