Mathlib Map

Theorems · Theorem · order theory

smul_nonneg

∀ {α : Type u_1} {β : Type u_2} {a : α} {b₁ : β} [inst : Zero α] [inst_1 : Zero β] [inst_2 : SMulZeroClass α β]
  [inst_3 : Preorder α] [inst_4 : Preorder β] [PosSMulMono α β], 0 ≤ a → 0 ≤ b₁ → 0 ≤ a • b₁
Defined in
Mathlib.Algebra.Order.Module.Defs
Cited by
21 results in Mathlib
Foundations
Depth 7 from the axioms · uses no axioms
Assumes
ZeroZeroSMulZeroClassPreorderPreorderPosSMulMono

Around this declaration

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

Cites5

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

Cited by21

Results whose statement or proof uses this declaration.