Theorems · Theorem · functional analysis
Submodule.reflection_apply
∀ {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] (p : E), K.reflection p = 2 • K.starProjection p - pThe result of reflecting.
- Cited by
- 3 results in Mathlib
- Foundations
- Depth 184 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites11
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coestatement · cited by 62,936
- RingHom.idstatement · cited by 18,349
- NormedAddCommGroupstatement and proof · cited by 15,752
- Submodulestatement and proof · cited by 7,192
- ContinuousLinearMapstatement · cited by 5,352
- InnerProductSpacestatement and proof · cited by 3,523
- RCLikestatement and proof · cited by 2,829
- LinearIsometryEquivstatement · cited by 748
- Submodule.HasOrthogonalProjectionstatement and proof · cited by 245
- Submodule.starProjectionstatement · cited by 92
- Submodule.reflectionstatement · cited by 31
Cited by3
Results whose statement or proof uses this declaration.
- EuclideanGeometry.reflection_apply'proof · cited by 6
- Submodule.reflection_eq_self_iffproof · cited by 3
- Submodule.reflection_singleton_applyproof · cited by 0