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Def principal_seg.of_element

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_seg.of_elementView on Github →
2019-09-23 22:04
src/set_theory/ordinal.lean
feat(data|set_theory): various new lemmas (#1466) …
Modified principal_seg.of_elementView on Github →
2017-12-11 05:07
data/ordinal.lean
feat(data/ordinal): more ordinals
Added principal_seg.of_elementView on Github →