OAI/GroupTheory/PolycyclicRecognition/Finiteness/InfiniteQuotientHomology.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

Top homology vanishes in a normal subgroup of infinite index

  1. theorem OAI.PolycyclicRecognition.IsIntegralPoincareDualityGroup.infiniteQuotient_topHomology_zero line 18
  2. theorem OAI.PolycyclicRecognition.IsIntegralPoincareDualityGroup.lt_dimension_of_normal_topHomology line 32