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Theorems · Theorem · order theory

lt_tsub_iff_left

∀ {α : Type u_1} {a b c : α} [inst : LinearOrder α] [inst_1 : AddCommSemigroup α] [inst_2 : Sub α] [OrderedSub α],
  a < b - c ↔ c + a < b

See lt_tsub_iff_left_of_le for a weaker statement in a partial order.

Defined in
Mathlib.Algebra.Order.Sub.Defs
Cited by
6 results in Mathlib
Foundations
Depth 17 from the axioms · uses propext
Assumes
LinearOrderAddCommSemigroupSubOrderedSub

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