Mathlib Map

Theorems · Theorem · order theory

add_tsub_cancel_left

∀ {α : Type u_1} [inst : PartialOrder α] [inst_1 : AddCommSemigroup α] [inst_2 : Sub α] [OrderedSub α]
  [AddLeftReflectLE α] (a b : α), a + b - a = b
Defined in
Mathlib.Algebra.Order.Sub.Defs
Cited by
42 results in Mathlib
Foundations
Depth 12 from the axioms · uses propext
Assumes
PartialOrderAddCommSemigroupSubOrderedSubAddLeftReflectLE

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites6

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by42

Results whose statement or proof uses this declaration.