Theorems · Definition · functional analysis

NormedAddCommGroup.ofCore

{𝕜 : Type u_6} →
  {E : Type u_7} →
    [inst : NormedField 𝕜] →
      [inst_1 : AddCommGroup E] →
        [inst_2 : Module 𝕜 E] → [inst_3 : Norm E] → NormedSpace.Core 𝕜 E → NormedAddCommGroup E

Produces a NormedAddCommGroup E instance from a NormedSpace.Core. Note that if this is used to define an instance on a type, it also provides a new distance measure from the norm. it must therefore not be used on a type with a preexisting distance measure. See note [reducible non-instances].

Defined in

Mathlib.Analysis.Normed.Module.Basic

Cited by

1 results in Mathlib

Foundations

Depth 123 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

NormedFieldAddCommGroupModuleNorm