OAI/GroupTheory/PolycyclicRecognition/Finiteness/IntegerExtensionHomology.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

Top homology of an infinite cyclic extension

Tensoring the explicit mapping-cone resolution reduces the top degree to the kernel of the induced translation difference on subgroup homology.

  1. def OAI.PolycyclicRecognition.integerExtensionTensorMap line 25
  2. def OAI.PolycyclicRecognition.integerExtensionHomologyKernelIso line 29