Mathlib Map

Theorems · Theorem · functional analysis

NormedAddGroupHom.opNorm_nonneg

∀ {V₁ : Type u_2} {V₂ : Type u_3} [inst : SeminormedAddCommGroup V₁] [inst_1 : SeminormedAddCommGroup V₂]
  (f : NormedAddGroupHom V₁ V₂), 0 ≤ ‖f‖
Defined in
Mathlib.Analysis.Normed.Group.Hom
Cited by
5 results in Mathlib
Foundations
Depth 117 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
SeminormedAddCommGroupSeminormedAddCommGroup

Around this declaration

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

Cites8

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

Cited by5

Results whose statement or proof uses this declaration.