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Theorem exists_increasing_or_nonincreasing_subseq'

Modification history

2022-07-12 14:37
src/order/order_iso_nat.lean
feat(order/order_iso_nat): generalize `well_founded.monotone_chain_condition` to preorders (#15073) …
Modified exists_increasing_or_nonincreasing_subseq'View on Github →
2021-02-16 12:05
src/order/order_iso_nat.lean
feat(order/well_founded_set): finite antidiagonal of well-founded sets (#6208) …
Added exists_increasing_or_nonincreasing_subseq'View on Github →