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Structure principal_seg

Modification history

2022-07-17 15:25
src/order/initial_seg.lean
chore(order/initial_seg): move definitions of initial and principal segments (#15328) …
Modified principal_segView on Github →
2020-08-16 03:16
src/set_theory/ordinal.lean
chore(order/rel_iso): rename order_iso and order_embedding to rel_iso and rel_embedding (#3750) …
Modified principal_segView on Github →
2017-12-10 08:36
data/ordinal.lean
feat(data/ordinal): ordinal numbers
Added principal_segView on Github →