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Theorem zorn.chain.directed

Modification history

2020-01-07 00:44
src/order/zorn.lean
chore(order/zorn): add docstrings, drop `chain.directed` (#1861) …
Deleted zorn.chain.directedView on Github →
2017-12-13 04:31
order/zorn.lean
feat(data/ordinal): well ordering theorem …
Added zorn.chain.directedView on Github →