Documentation Verification Report

GramSchmidtOrtho

πŸ“ Source: Mathlib/Analysis/InnerProductSpace/GramSchmidtOrtho.lean

Statistics

MetricCount
DefinitionsgramSchmidt, gramSchmidtBasis, gramSchmidtNormed, gramSchmidtOrthonormalBasis
4
Theoremscoe_gramSchmidtBasis, gramSchmidtNormed_linearIndependent, gramSchmidtNormed_orthonormal, gramSchmidtNormed_orthonormal', gramSchmidtNormed_unit_length, gramSchmidtNormed_unit_length', gramSchmidtNormed_unit_length_coe, gramSchmidtOrthonormalBasis_apply, gramSchmidtOrthonormalBasis_apply_of_orthogonal, gramSchmidtOrthonormalBasis_det, gramSchmidtOrthonormalBasis_inv_blockTriangular, gramSchmidtOrthonormalBasis_inv_triangular, gramSchmidtOrthonormalBasis_inv_triangular', gramSchmidt_bot, gramSchmidt_def, gramSchmidt_def', gramSchmidt_def'', gramSchmidt_inv_triangular, gramSchmidt_linearIndependent, gramSchmidt_mem_span, gramSchmidt_ne_zero, gramSchmidt_ne_zero_coe, gramSchmidt_of_orthogonal, gramSchmidt_orthogonal, gramSchmidt_pairwise_orthogonal, gramSchmidt_triangular, gramSchmidt_zero, inner_gramSchmidtOrthonormalBasis_eq_zero, mem_span_gramSchmidt, span_gramSchmidt, span_gramSchmidtNormed, span_gramSchmidtNormed_range, span_gramSchmidt_Iic, span_gramSchmidt_Iio
34
Total38

InnerProductSpace

Definitions

NameCategoryTheorems
gramSchmidt πŸ“–CompOp
19 mathmath: span_gramSchmidtNormed, span_gramSchmidtNormed_range, gramSchmidt_bot, gramSchmidt_def, gramSchmidt_of_orthogonal, gramSchmidt_orthogonal, gramSchmidt_pairwise_orthogonal, coe_gramSchmidtBasis, gramSchmidt_triangular, gramSchmidt_def', span_gramSchmidt_Iic, gramSchmidt_def'', mem_span_gramSchmidt, gramSchmidt_zero, span_gramSchmidt, span_gramSchmidt_Iio, gramSchmidt_linearIndependent, gramSchmidt_mem_span, gramSchmidt_inv_triangular
gramSchmidtBasis πŸ“–CompOp
2 mathmath: LDL.lowerInv_eq_gramSchmidtBasis, coe_gramSchmidtBasis
gramSchmidtNormed πŸ“–CompOp
9 mathmath: span_gramSchmidtNormed, gramSchmidtNormed_orthonormal, span_gramSchmidtNormed_range, gramSchmidtNormed_unit_length_coe, gramSchmidtNormed_linearIndependent, gramSchmidtOrthonormalBasis_apply, gramSchmidtNormed_unit_length, gramSchmidtNormed_unit_length', gramSchmidtNormed_orthonormal'
gramSchmidtOrthonormalBasis πŸ“–CompOp
7 mathmath: gramSchmidtOrthonormalBasis_apply, gramSchmidtOrthonormalBasis_apply_of_orthogonal, gramSchmidtOrthonormalBasis_det, gramSchmidtOrthonormalBasis_inv_blockTriangular, gramSchmidtOrthonormalBasis_inv_triangular', inner_gramSchmidtOrthonormalBasis_eq_zero, gramSchmidtOrthonormalBasis_inv_triangular

Theorems

NameKindAssumesProvesValidatesDepends On
coe_gramSchmidtBasis πŸ“–mathematicalβ€”DFunLike.coe
Module.Basis
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Module.Basis.instFunLike
gramSchmidtBasis
gramSchmidt
β€”β€”
gramSchmidtNormed_linearIndependent πŸ“–mathematicalLinearIndependent
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
gramSchmidtNormedβ€”isUnit_iff_ne_zero
IsLocalRing.toNontrivial
Field.instIsLocalRing
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
gramSchmidt_ne_zero
LinearIndependent.units_smul
gramSchmidt_linearIndependent
gramSchmidtNormed_orthonormal πŸ“–mathematicalLinearIndependent
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Orthonormal
gramSchmidtNormed
β€”gramSchmidtNormed_unit_length
inner_smul_right
inner_smul_left
RCLike.conj_inv
RCLike.conj_ofReal
NormMulClass.toNoZeroDivisors
NormedDivisionRing.toNormMulClass
gramSchmidt_orthogonal
gramSchmidtNormed_orthonormal' πŸ“–mathematicalβ€”Orthonormal
NormedAddCommGroup.toSeminormedAddCommGroup
Set.Elem
setOf
gramSchmidtNormed
NegZeroClass.toZero
SubNegZeroMonoid.toNegZeroClass
SubtractionMonoid.toSubNegZeroMonoid
SubtractionCommMonoid.toSubtractionMonoid
AddCommGroup.toDivisionAddCommMonoid
NormedAddCommGroup.toAddCommGroup
Set
Set.instMembership
β€”gramSchmidtNormed_unit_length'
Subtype.prop
inner_smul_right
inner_smul_left
map_invβ‚€
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
RCLike.conj_ofReal
gramSchmidt_orthogonal
MulZeroClass.mul_zero
gramSchmidtNormed_unit_length πŸ“–mathematicalLinearIndependent
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Norm.norm
NormedAddCommGroup.toNorm
gramSchmidtNormed
Real
Real.instOne
β€”gramSchmidtNormed_unit_length_coe
LinearIndependent.comp
Subtype.coe_injective
gramSchmidtNormed_unit_length' πŸ“–mathematicalβ€”Norm.norm
NormedAddCommGroup.toNorm
gramSchmidtNormed
Real
Real.instOne
β€”gramSchmidtNormed.eq_1
norm_smul_inv_norm
instIsTorsionFreeOfIsDomainOfNoZeroSMulDivisors
instIsDomain
GroupWithZero.toNoZeroSMulDivisors
IsDomain.toIsCancelMulZero
IsLocalRing.toNontrivial
Field.instIsLocalRing
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
gramSchmidtNormed_unit_length_coe πŸ“–mathematicalLinearIndependent
Set
Set.instMembership
Set.Iic
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Norm.norm
NormedAddCommGroup.toNorm
gramSchmidtNormed
Real
Real.instOne
β€”norm_smul_inv_norm
gramSchmidt_ne_zero_coe
gramSchmidtOrthonormalBasis_apply πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
DFunLike.coe
OrthonormalBasis
OrthonormalBasis.instFunLike
gramSchmidtOrthonormalBasis
gramSchmidtNormed
β€”Orthonormal.exists_orthonormalBasis_extension_of_card_eq
gramSchmidtNormed_orthonormal'
gramSchmidtOrthonormalBasis_apply_of_orthogonal πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
Pairwise
Inner.inner
toInner
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
DFunLike.coe
OrthonormalBasis
OrthonormalBasis.instFunLike
gramSchmidtOrthonormalBasis
SMulZeroClass.toSMul
AddZero.toZero
AddZeroClass.toAddZero
AddMonoid.toAddZeroClass
ESeminormedAddMonoid.toAddMonoid
ESeminormedAddCommMonoid.toESeminormedAddMonoid
DistribSMul.toSMulZeroClass
DistribMulAction.toDistribSMul
MonoidWithZero.toMonoid
Semiring.toMonoidWithZero
Module.toDistribMulAction
InvOneClass.toInv
DivInvOneMonoid.toInvOneClass
DivisionMonoid.toDivInvOneMonoid
DivisionCommMonoid.toDivisionMonoid
CommGroupWithZero.toDivisionCommMonoid
Semifield.toCommGroupWithZero
RCLike.ofReal
Norm.norm
NormedAddCommGroup.toNorm
β€”gramSchmidtNormed.eq_1
gramSchmidt_of_orthogonal
gramSchmidtOrthonormalBasis_apply
instIsTorsionFreeOfIsDomainOfNoZeroSMulDivisors
instIsDomain
GroupWithZero.toNoZeroSMulDivisors
IsDomain.toIsCancelMulZero
IsLocalRing.toNontrivial
Field.instIsLocalRing
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
gramSchmidtOrthonormalBasis_det πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
DFunLike.coe
AlternatingMap
CommSemiring.toSemiring
CommRing.toCommSemiring
EuclideanDomain.toCommRing
Field.toEuclideanDomain
AddCommGroup.toAddCommMonoid
SeminormedAddCommGroup.toAddCommGroup
NonUnitalNonAssocSemiring.toAddCommMonoid
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
CommRing.toNonUnitalCommRing
Semiring.toModule
AlternatingMap.instFunLike
Module.Basis.det
OrthonormalBasis.toBasis
gramSchmidtOrthonormalBasis
Finset.prod
CommRing.toCommMonoid
Finset.univ
Inner.inner
toInner
OrthonormalBasis
OrthonormalBasis.instFunLike
β€”Finset.prod_congr
RingHomInvPair.ids
fact_one_le_two_ennreal
OrthonormalBasis.repr_apply_apply
Matrix.det_of_upperTriangular
gramSchmidtOrthonormalBasis_inv_blockTriangular
gramSchmidtOrthonormalBasis_inv_blockTriangular πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
Matrix.BlockTriangular
Preorder.toLT
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
Module.Basis.toMatrix
Semifield.toCommSemiring
OrthonormalBasis.toBasis
gramSchmidtOrthonormalBasis
β€”gramSchmidtOrthonormalBasis_inv_triangular'
gramSchmidtOrthonormalBasis_inv_triangular πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
Preorder.toLT
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
Inner.inner
toInner
DFunLike.coe
OrthonormalBasis
OrthonormalBasis.instFunLike
gramSchmidtOrthonormalBasis
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
β€”inner_gramSchmidtOrthonormalBasis_eq_zero
gramSchmidtOrthonormalBasis_apply
inner_smul_left
map_invβ‚€
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
RCLike.conj_ofReal
gramSchmidt_inv_triangular
MulZeroClass.mul_zero
gramSchmidtOrthonormalBasis_inv_triangular' πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
Preorder.toLT
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
WithLp.ofLp
ENNReal
instOfNatAtLeastTwo
AddMonoidWithOne.toNatCast
AddCommMonoidWithOne.toAddMonoidWithOne
instAddCommMonoidWithOneENNReal
DFunLike.coe
LinearIsometryEquiv
RingHom.id
Semiring.toNonAssocSemiring
RingHomInvPair.ids
EuclideanSpace
PiLp.seminormedAddCommGroup
fact_one_le_two_ennreal
NonUnitalSeminormedRing.toSeminormedAddCommGroup
NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing
SeminormedCommRing.toNonUnitalSeminormedCommRing
NormedCommRing.toSeminormedCommRing
NormedField.toNormedCommRing
WithLp.instModule
Pi.addCommGroup
SeminormedAddCommGroup.toAddCommGroup
Pi.Function.module
NonUnitalNonAssocSemiring.toAddCommMonoid
NonUnitalSemiring.toNonUnitalNonAssocSemiring
Semiring.toNonUnitalSemiring
Ring.toSemiring
SeminormedRing.toRing
SeminormedCommRing.toSeminormedRing
RCLike.innerProductSpace
EquivLike.toFunLike
LinearIsometryEquiv.instEquivLike
OrthonormalBasis.repr
gramSchmidtOrthonormalBasis
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
β€”RingHomInvPair.ids
fact_one_le_two_ennreal
OrthonormalBasis.repr_apply_apply
gramSchmidtOrthonormalBasis_inv_triangular
gramSchmidt_bot πŸ“–mathematicalβ€”gramSchmidt
LocallyFiniteOrder.toLocallyFiniteOrderBot
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
Bot.bot
OrderBot.toBot
Preorder.toLE
β€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def
Finset.Iio_eq_Ico
Finset.Ico_self
Finset.sum_empty
sub_zero
gramSchmidt_def πŸ“–mathematicalβ€”gramSchmidt
SubNegMonoid.toSub
AddGroup.toSubNegMonoid
NormedAddGroup.toAddGroup
NormedAddCommGroup.toNormedAddGroup
Finset.sum
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
Finset.Iio
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
DFunLike.coe
ContinuousLinearMap
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
RingHom.id
Semiring.toNonAssocSemiring
NormedSpace.toModule
toNormedSpace
ContinuousLinearMap.funLike
Submodule.starProjection
Submodule.span
Set
Set.instSingletonSet
Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
Submodule
SetLike.instMembership
Submodule.setLike
Subtype.pseudoMetricSpace
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
NormedDivisionRing.toDivisionRing
NormedField.toNormedDivisionRing
SeminormedAddCommGroup.toAddCommGroup
β€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
Finset.sum_attach
Finset.attach_eq_univ
gramSchmidt.eq_1
gramSchmidt_def' πŸ“–mathematicalβ€”AddCommMagma.toAdd
AddCommSemigroup.toAddCommMagma
AddCommMonoid.toAddCommSemigroup
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
gramSchmidt
Finset.sum
Finset.Iio
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
DFunLike.coe
ContinuousLinearMap
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
RingHom.id
Semiring.toNonAssocSemiring
NormedSpace.toModule
toNormedSpace
ContinuousLinearMap.funLike
Submodule.starProjection
Submodule.span
Set
Set.instSingletonSet
Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
Submodule
SetLike.instMembership
Submodule.setLike
Subtype.pseudoMetricSpace
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
NormedDivisionRing.toDivisionRing
NormedField.toNormedDivisionRing
SeminormedAddCommGroup.toAddCommGroup
β€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def
sub_add_cancel
gramSchmidt_def'' πŸ“–mathematicalβ€”AddCommMagma.toAdd
AddCommSemigroup.toAddCommMagma
AddCommMonoid.toAddCommSemigroup
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
gramSchmidt
Finset.sum
Finset.Iio
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
SMulZeroClass.toSMul
AddZero.toZero
AddZeroClass.toAddZero
AddMonoid.toAddZeroClass
ESeminormedAddMonoid.toAddMonoid
ESeminormedAddCommMonoid.toESeminormedAddMonoid
DistribSMul.toSMulZeroClass
DistribMulAction.toDistribSMul
MonoidWithZero.toMonoid
Semiring.toMonoidWithZero
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
Module.toDistribMulAction
NormedSpace.toModule
toNormedSpace
DivInvMonoid.toDiv
DivisionRing.toDivInvMonoid
NormedDivisionRing.toDivisionRing
NormedField.toNormedDivisionRing
Inner.inner
toInner
Monoid.toNatPow
RCLike.ofReal
Norm.norm
NormedAddCommGroup.toNorm
β€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
Finset.sum_congr
MonoidWithZeroHomClass.toMonoidHomClass
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
gramSchmidt_def'
gramSchmidt_inv_triangular πŸ“–mathematicalPreorder.toLT
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
Inner.inner
toInner
NormedAddCommGroup.toSeminormedAddCommGroup
gramSchmidt
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
β€”gramSchmidt_def''
inner_add_right
inner_sum
Finset.sum_congr
inner_smul_right
gramSchmidt_orthogonal
LT.lt.ne'
Finset.sum_eq_zero
LT.lt.trans
MulZeroClass.mul_zero
zero_add
gramSchmidt_linearIndependent πŸ“–mathematicalLinearIndependent
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
gramSchmidtβ€”linearIndependent_of_ne_zero_of_inner_eq_zero
gramSchmidt_ne_zero
gramSchmidt_orthogonal
gramSchmidt_mem_span πŸ“–mathematicalPreorder.toLE
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
Submodule
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
SetLike.instMembership
Submodule.setLike
Submodule.span
Set.image
Set.Iic
gramSchmidt
β€”β€”
gramSchmidt_ne_zero πŸ“–β€”LinearIndependent
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
β€”β€”gramSchmidt_ne_zero_coe
LinearIndependent.comp
Subtype.coe_injective
gramSchmidt_ne_zero_coe πŸ“–β€”LinearIndependent
Set
Set.instMembership
Set.Iic
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
β€”β€”span_gramSchmidt_Iio
Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def'
zero_add
Submodule.sum_mem
Submodule.starProjection_singleton
Submodule.smul_mem
Submodule.subset_span
Finset.mem_Iio
le_refl
Set.image_comp
Set.image_subtype_val_Iic_Iio
LinearIndependent.notMem_span_image
IsLocalRing.toNontrivial
Field.instIsLocalRing
gramSchmidt_of_orthogonal πŸ“–mathematicalPairwise
Inner.inner
toInner
NormedAddCommGroup.toSeminormedAddCommGroup
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
gramSchmidtβ€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def
Finset.sum_eq_zero
Submodule.starProjection_apply
Submodule.coe_eq_zero
Submodule.isOrtho_span
LT.lt.ne
lt_of_le_of_lt
Finset.mem_Iio
Submodule.orthogonalProjection_mem_subspace_orthogonalComplement_eq_zero
Submodule.mem_orthogonal_singleton_iff_inner_left
Submodule.mem_orthogonal_singleton_iff_inner_right
gramSchmidt_mem_span
le_refl
sub_zero
gramSchmidt_orthogonal πŸ“–mathematicalβ€”Inner.inner
toInner
NormedAddCommGroup.toSeminormedAddCommGroup
gramSchmidt
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
β€”wellFounded_lt
Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def
Finset.sum_congr
Submodule.starProjection_singleton
inner_sub_right
inner_sum
inner_smul_right
Finset.sum_eq_single_of_mem
Finset.mem_Iio
NormMulClass.toNoZeroDivisors
NormedDivisionRing.toNormMulClass
Ne.lt_or_gt
inner_eq_zero_symm
inner_zero_left
zero_div
MulZeroClass.zero_mul
sub_zero
RCLike.ofReal_pow
inner_self_eq_norm_sq_to_K
div_mul_cancelβ‚€
inner_self_ne_zero
sub_self
gramSchmidt_pairwise_orthogonal πŸ“–mathematicalβ€”Pairwise
Inner.inner
toInner
NormedAddCommGroup.toSeminormedAddCommGroup
gramSchmidt
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
β€”gramSchmidt_orthogonal
gramSchmidt_triangular πŸ“–mathematicalPreorder.toLT
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
DFunLike.coe
Finsupp
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonAssocSemiring.toNonUnitalNonAssocSemiring
Semiring.toNonAssocSemiring
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
Finsupp.instFunLike
LinearEquiv
RingHom.id
RingHomInvPair.ids
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
Finsupp.instAddCommMonoid
NonUnitalNonAssocSemiring.toAddCommMonoid
NormedSpace.toModule
toNormedSpace
Finsupp.module
Semiring.toModule
EquivLike.toFunLike
DFinsupp.instEquivLikeLinearEquiv
Module.Basis.repr
gramSchmidt
Module.Basis
Module.Basis.instFunLike
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
β€”Submodule.subset_span
Set.mem_image
span_gramSchmidt_Iio
RingHomInvPair.ids
Module.Basis.repr_support_subset_of_mem_span
Finsupp.mem_supported'
Finsupp.mem_supported
Set.self_notMem_Iio
gramSchmidt_zero πŸ“–mathematicalβ€”gramSchmidt
Pi.instZero
NegZeroClass.toZero
SubNegZeroMonoid.toNegZeroClass
SubtractionMonoid.toSubNegZeroMonoid
SubtractionCommMonoid.toSubtractionMonoid
AddCommGroup.toDivisionAddCommMonoid
NormedAddCommGroup.toAddCommGroup
β€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def
Finset.sum_congr
map_zero
AddMonoidHomClass.toZeroHomClass
DistribMulActionSemiHomClass.toAddMonoidHomClass
SemilinearMapClass.distribMulActionSemiHomClass
ContinuousSemilinearMapClass.toSemilinearMapClass
ContinuousLinearMap.continuousSemilinearMapClass
Finset.sum_const_zero
sub_self
inner_gramSchmidtOrthonormalBasis_eq_zero πŸ“–mathematicalModule.finrank
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Fintype.card
gramSchmidtNormed
NegZeroClass.toZero
SubNegZeroMonoid.toNegZeroClass
SubtractionMonoid.toSubNegZeroMonoid
SubtractionCommMonoid.toSubtractionMonoid
AddCommGroup.toDivisionAddCommMonoid
NormedAddCommGroup.toAddCommGroup
Inner.inner
toInner
DFunLike.coe
OrthonormalBasis
OrthonormalBasis.instFunLike
gramSchmidtOrthonormalBasis
MulZeroClass.toZero
NonUnitalNonAssocSemiring.toMulZeroClass
NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring
NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing
NonUnitalCommRing.toNonUnitalNonAssocCommRing
NonUnitalNormedCommRing.toNonUnitalCommRing
NormedCommRing.toNonUnitalNormedCommRing
NormedField.toNormedCommRing
β€”Submodule.mem_orthogonal_singleton_iff_inner_right
Submodule.isOrtho_span
inner_zero_left
gramSchmidtOrthonormalBasis_apply
OrthonormalBasis.orthonormal
span_gramSchmidtNormed
mem_span_gramSchmidt
le_rfl
mem_span_gramSchmidt πŸ“–mathematicalPreorder.toLE
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
Submodule
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
SetLike.instMembership
Submodule.setLike
Submodule.span
Set.image
gramSchmidt
Set.Iic
β€”Submodule.HasOrthogonalProjection.ofCompleteSpace
complete_of_proper
FiniteDimensional.RCLike.properSpace_submodule
FiniteDimensional.span_singleton
gramSchmidt_def'
Finset.sum_congr
Submodule.starProjection_singleton
Submodule.add_mem
Submodule.subset_span
Set.mem_image_of_mem
Submodule.sum_mem
Submodule.smul_mem
LE.le.trans
LT.lt.le
Finset.mem_Iio
span_gramSchmidt πŸ“–mathematicalβ€”Submodule.span
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Set.range
gramSchmidt
β€”Submodule.span_eq_span
Set.range_subset_iff
Submodule.span_mono
Set.image_subset_range
gramSchmidt_mem_span
le_rfl
mem_span_gramSchmidt
span_gramSchmidtNormed πŸ“–mathematicalβ€”Submodule.span
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Set.image
gramSchmidtNormed
gramSchmidt
β€”Submodule.span_eq_span
Set.image_subset_iff
Submodule.smul_mem
Submodule.subset_span
Set.mem_image_of_mem
Submodule.span_mono
Set.image_mono
Finset.singleton_subset_set_iff
Finset.coe_singleton
Set.image_singleton
AddSubmonoidClass.toZeroMemClass
Submodule.addSubmonoidClass
Submodule.mem_span_singleton
smul_inv_smulβ‚€
Nat.cast_zero
algebraMap.coe_zero
Module.Free.instFaithfulSMulOfNontrivial
Module.Free.of_divisionRing
IsLocalRing.toNontrivial
Field.instIsLocalRing
norm_ne_zero_iff
span_gramSchmidtNormed_range πŸ“–mathematicalβ€”Submodule.span
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Set.range
gramSchmidtNormed
gramSchmidt
β€”Set.image_univ
span_gramSchmidtNormed
span_gramSchmidt_Iic πŸ“–mathematicalβ€”Submodule.span
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Set.image
gramSchmidt
Set.Iic
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
β€”Submodule.span_eq_span
Set.image_subset_iff
gramSchmidt_mem_span
mem_span_gramSchmidt
span_gramSchmidt_Iio πŸ“–mathematicalβ€”Submodule.span
DivisionSemiring.toSemiring
Semifield.toDivisionSemiring
Field.toSemifield
NormedField.toField
DenselyNormedField.toNormedField
RCLike.toDenselyNormedField
ESeminormedAddCommMonoid.toAddCommMonoid
UniformSpace.toTopologicalSpace
PseudoMetricSpace.toUniformSpace
SeminormedAddCommGroup.toPseudoMetricSpace
NormedAddCommGroup.toSeminormedAddCommGroup
ENormedAddCommMonoid.toESeminormedAddCommMonoid
NormedAddCommGroup.toENormedAddCommMonoid
NormedSpace.toModule
toNormedSpace
Set.image
gramSchmidt
Set.Iio
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
β€”Submodule.span_eq_span
Set.image_subset_iff
Submodule.span_mono
Set.image_mono
Set.Iic_subset_Iio
gramSchmidt_mem_span
le_rfl
mem_span_gramSchmidt

---

← Back to Index