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Theorems · Theorem · order theory

sub_neg

∀ {α : Type u} [inst : AddGroup α] [inst_1 : LT α] [AddRightStrictMono α] {a b : α}, a - b < 0 ↔ a < b

For a - -b = a + b, see sub_neg_eq_add.

Defined in
Mathlib.Algebra.Order.Group.Unbundled.Basic
Cited by
22 results in Mathlib
Foundations
Depth 14 from the axioms · uses propext
Assumes
AddGroupLTAddRightStrictMono

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