OAI/GroupTheory/PolycyclicRecognition/Analysis/LiftVolumeCover.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

From projected covers to lifted volume bounds

The mass over each projected ball includes every admissible auxiliary coordinate. Consequently summing this mass over a cover does not require the factor projection to be injective.

  1. theorem OAI.PolycyclicRecognition.lifted_volume_le_cover_card line 19
  2. theorem OAI.PolycyclicRecognition.exponent_le_of_lifted_volume_covers line 37