OAI/Analysis/BoundedHochschild/PositiveBlockTransfer.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

A contraction respecting the scalar matrix actions preserves positive two-by-two blocks with strictly positive scalar diagonal entries.

  1. theorem OAI.BoundedHochschild.KadisonRingrose.positiveBlock_transfer_strict line 20