Theorems · Theorem · functional analysis
ContinuousLinearMap.ker_adjoint_comp_self
∀ {𝕜 : Type u_1} {E : Type u_2} {F : Type u_3} [inst : RCLike 𝕜] [inst_1 : NormedAddCommGroup E]
[inst_2 : NormedAddCommGroup F] [inst_3 : InnerProductSpace 𝕜 E] [inst_4 : InnerProductSpace 𝕜 F]
[inst_5 : CompleteSpace E] [inst_6 : CompleteSpace F] (T : E →L[𝕜] F),
(↑(ContinuousLinearMap.adjoint T ∘SL T)).ker = (↑T).kerInfinite-dimensional version of 7.64(b) in [axler2024].
- Cited by
- 4 results in Mathlib
- Foundations
- Depth 193 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites22
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coestatement and proof · cited by 62,936
- RingHom.idstatement and proof · cited by 18,349
- NormedAddCommGroupstatement and proof · cited by 15,752
- Submodulestatement · cited by 7,192
- ContinuousLinearMapstatement and proof · cited by 5,352
- InnerProductSpacestatement and proof · cited by 3,523
- RCLikestatement and proof · cited by 2,829
- CompleteSpacestatement and proof · cited by 2,532
- le_antisymmproof · cited by 2,068
- map_zeroproof · cited by 1,614
- Inner.innerproof · cited by 1,089
- LinearMap.kerstatement and proof · cited by 848
Cited by4
Results whose statement or proof uses this declaration.
- LinearMap.ker_adjoint_comp_selfproof · cited by 4
- ContinuousLinearMap.adjoint_comp_self_injective_iffproof · cited by 1
- ContinuousLinearMap.normDet_sqproof · cited by 1
- ContinuousLinearMap.ker_self_comp_adjointproof · cited by 0