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Theorems · Theorem · functional analysis

Submodule.orthogonalProjection_eq_zero_iff

Deprecated since 2026-05-05Use Submodule.orthogonalProjectionOnto_eq_zero_iff instead.

∀ {𝕜 : Type u_1} {E : Type u_2} [inst : RCLike 𝕜] [inst_1 : NormedAddCommGroup E] [inst_2 : InnerProductSpace 𝕜 E]
  {K : Submodule 𝕜 E} [inst_3 : K.HasOrthogonalProjection] {v : E}, K.orthogonalProjectionOnto v = 0 ↔ v ∈ Kᗮ

Alias of Submodule.orthogonalProjectionOnto_eq_zero_iff.

Defined in
Mathlib.Analysis.InnerProductSpace.Projection.Basic
Cited by
0 results in Mathlib
Foundations
Depth 181 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
RCLikeNormedAddCommGroupInnerProductSpaceSubmodule.HasOrthogonalProjection

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