OAI/GroupTheory/PolycyclicRecognition/Algebra/SemisimpleCocycleReductionPreserving.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

Moving-central corrections preserve all earlier commuting symmetries

  1. theorem OAI.PolycyclicRecognition.semisimple_cocycle_reduction_preserving line 15