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Theorems · Theorem · order theory

neg_neg_of_pos

∀ {α : Type u} [inst : AddCommGroup α] [inst_1 : PartialOrder α] [IsOrderedAddMonoid α] {a : α}, 0 < a → -a < 0
Defined in
Mathlib.Algebra.Order.Group.Defs
Cited by
227 results in Mathlib
Foundations
Depth 16 from the axioms, rests on 96 definitions · uses propext
Assumes
AddCommGroupPartialOrderIsOrderedAddMonoid

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