Theorems · Theorem · functional analysis

Submodule.fst_orthogonalDecomposition_apply

∀ {𝕜 : Type u_1} {E : Type u_4} [inst : RCLike 𝕜] [inst_1 : NormedAddCommGroup E] [inst_2 : InnerProductSpace 𝕜 E]
  (K : Submodule 𝕜 E) [inst_3 : K.HasOrthogonalProjection] (x : E),
  (K.orthogonalDecomposition x).fst = K.orthogonalProjectionOnto x

Defined in

Mathlib.Analysis.InnerProductSpace.ProdL2

Cited by

0 results in Mathlib

Foundations

Depth 226 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

RCLikeNormedAddCommGroupInnerProductSpaceSubmodule.HasOrthogonalProjection