OAI/Computability/DegreeRigidity/SetModels/InternalCountableOrdinals.lean

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10 declarations, 0 contain sorry, 0 declared as axioms

1. def OAI.TuringRigidity.InternalCountableOrdinals.FirstUncountable line 9
2. theorem OAI.TuringRigidity.InternalCountableOrdinals.successor_mem line 13
3. theorem OAI.TuringRigidity.InternalCountableOrdinals.nonempty line 21
4. theorem OAI.TuringRigidity.InternalCountableOrdinals.countable_ordinal_lt line 28
5. theorem OAI.TuringRigidity.InternalCountableOrdinals.unique line 39
6. theorem OAI.TuringRigidity.InternalCountableOrdinals.sUnion_isOrdinal line 46
7. theorem OAI.TuringRigidity.InternalCountableOrdinals.countable_ordinal_union line 54
8. theorem OAI.TuringRigidity.InternalCountableOrdinals.countable_subset_bounded line 63
9. theorem OAI.TuringRigidity.InternalCountableOrdinals.no_countable_cofinal_subset line 78
10. theorem OAI.TuringRigidity.InternalCountableOrdinals.firstUncountable_below line 87