Mathlib v3 is deprecated. Go to Mathlib v4

Theorem sub_lt_self'

Modification history

2021-10-20 15:39
src/algebra/order/sub.lean
refactor(algebra/order/sub): rename sub -> tsub (#9793) …
Deleted sub_lt_self'View on Github →
2021-08-18 21:30
src/algebra/ordered_sub.lean
feat(algebra/ordered_sub): define truncated subtraction in general (#8503) …
Added sub_lt_self'View on Github →