OAI/GroupTheory/PolycyclicRecognition/Algebra/UniformLocalVirtualSolvability.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

Uniform local solvability and index bounds give global virtual solvability

The ultrafilter is only a compactness device. The finite-index and derived length bounds remain explicit hypotheses of this supporting implication.

  1. theorem OAI.PolycyclicRecognition.uniformLocalVirtualSolvability line 16