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Theorem initial_seg.unique_of_extensional

Modification history

2022-07-20 16:22
src/order/initial_seg.lean
refactor(order/rel_classes): ditch `is_extensional` (#15373) …
Deleted initial_seg.unique_of_extensionalView on Github →
2022-07-17 15:25
src/order/initial_seg.lean
chore(order/initial_seg): move definitions of initial and principal segments (#15328) …
Modified initial_seg.unique_of_extensionalView on Github →
2018-01-11 23:22
set_theory/ordinal.lean
doc(*): blurbs galore …
Added initial_seg.unique_of_extensionalView on Github →