Mathlib v3 is deprecated. Go to Mathlib v4

Theorem nonneg_add_comm_group.nonneg_def

Modification history

2021-10-18 23:50
src/algebra/order/group.lean
refactor(algebra/order): replace typeclasses with constructors (#9725) …
Deleted nonneg_add_comm_group.nonneg_defView on Github →
2020-04-11 16:16
src/algebra/ordered_group.lean
refactor(*): rename ordered groups/monoids to ordered add_ groups/monoids (#2347) …
Added nonneg_add_comm_group.nonneg_defView on Github →