OAI/Topology/ArtinGroups/Harmonic/EarlierLinkSubtypeIso.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

1. def OAI.HarmonicArtin.earlierLinkSubtypeIso line 12
2. theorem OAI.HarmonicArtin.invariantPositive_contractible line 26