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.
AnsariRockel2024
.
Laplace
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source
Imports
Init
Verification.ScaleMixtureJointCDF
Verification.ScaleMixtureReflection
Verification.ScaleMixtureSymmetry
Verification.ScaleMixtureTau
Verification.StudentNegativeEndpoint
Copula.Families.ScaleMixtures
Imported by
Verification
.
laplaceBivariate
Verification
.
laplace_scale_pos
Papers
.
AnsariRockel2024
.
laplace_isSklarCopula
Papers
.
AnsariRockel2024
.
laplace_one
Papers
.
AnsariRockel2024
.
laplace_negative_one
Papers
.
AnsariRockel2024
.
laplace_kendallTau
Papers
.
AnsariRockel2024
.
laplace_lowerOrthant_monotone
Papers
.
AnsariRockel2024
.
laplace_lowerOrthant_iff
Papers
.
AnsariRockel2024
.
laplace_reflect_second
Papers
.
AnsariRockel2024
.
laplace_rho_neg
Papers
.
AnsariRockel2024
.
laplace_tau_neg
Papers
.
AnsariRockel2024
.
laplace_xi_neg
Papers
.
AnsariRockel2024
.
laplace_transpose
Papers
.
AnsariRockel2024
.
laplace_radiallySymmetric
Papers
.
AnsariRockel2024
.
laplace_upperTail_iff_lowerTail
← Mathematical handbook
source
noncomputable def
Verification
.
laplaceBivariate
(
r
:
ℝ
)
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
ProbabilityTheory.Copula
2
Equations
Verification.laplaceBivariate
r
hr
=
ProbabilityTheory.Copula.laplace
(
Verification.bivariateCorrelation
r
)
⋯
⋯
Instances For
source
theorem
Verification
.
laplace_scale_pos
:
∀ᵐ
(
t
:
ℝ
)
∂
↑
(
ProbabilityTheory.gammaProbability
1
1
⋯
⋯
)
,
0
<
√
t
source
theorem
Papers
.
AnsariRockel2024
.
laplace_isSklarCopula
(
r
:
ℝ
)
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
ProbabilityTheory.Copula.IsSklarCopula
(
ProbabilityTheory.Copula.gaussianScaleMixtureLaw
(
Verification.bivariateCorrelation
r
)
(
ProbabilityTheory.gammaProbability
1
1
⋯
⋯
)
Real.sqrt
)
(
Verification.laplaceBivariate
r
hr
)
source
theorem
Papers
.
AnsariRockel2024
.
laplace_one
:
Verification.laplaceBivariate
1
⋯
=
ProbabilityTheory.Copula.comonotonic
2
source
theorem
Papers
.
AnsariRockel2024
.
laplace_negative_one
:
Verification.laplaceBivariate
(-
1
)
⋯
=
ProbabilityTheory.Copula.countermonotonic
source
theorem
Papers
.
AnsariRockel2024
.
laplace_kendallTau
(
r
:
ℝ
)
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
r
hr
)
.
kendallTau
=
2
/
Real.pi
*
Real.arcsin
r
source
theorem
Papers
.
AnsariRockel2024
.
laplace_lowerOrthant_monotone
{
r
q
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
(
hq
:
q
∈
Set.Icc
(-
1
)
1
)
(
hrq
:
r
≤
q
)
:
(
Verification.laplaceBivariate
r
hr
)
.
LowerOrthantLE
(
Verification.laplaceBivariate
q
hq
)
source
theorem
Papers
.
AnsariRockel2024
.
laplace_lowerOrthant_iff
{
r
q
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
(
hq
:
q
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
r
hr
)
.
LowerOrthantLE
(
Verification.laplaceBivariate
q
hq
)
↔
r
≤
q
source
theorem
Papers
.
AnsariRockel2024
.
laplace_reflect_second
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
Verification.laplaceBivariate
(
-
r
)
⋯
=
(
Verification.laplaceBivariate
r
hr
)
.
reflect
{
1
}
source
theorem
Papers
.
AnsariRockel2024
.
laplace_rho_neg
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
(
-
r
)
⋯
)
.
spearmanRho
=
-
(
Verification.laplaceBivariate
r
hr
)
.
spearmanRho
source
theorem
Papers
.
AnsariRockel2024
.
laplace_tau_neg
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
(
-
r
)
⋯
)
.
kendallTau
=
-
(
Verification.laplaceBivariate
r
hr
)
.
kendallTau
source
theorem
Papers
.
AnsariRockel2024
.
laplace_xi_neg
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
(
-
r
)
⋯
)
.
chatterjeeXi
=
(
Verification.laplaceBivariate
r
hr
)
.
chatterjeeXi
source
theorem
Papers
.
AnsariRockel2024
.
laplace_transpose
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
r
hr
)
.
transpose
=
Verification.laplaceBivariate
r
hr
source
theorem
Papers
.
AnsariRockel2024
.
laplace_radiallySymmetric
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
:
(
Verification.laplaceBivariate
r
hr
)
.
IsRadiallySymmetric
source
theorem
Papers
.
AnsariRockel2024
.
laplace_upperTail_iff_lowerTail
{
r
:
ℝ
}
(
hr
:
r
∈
Set.Icc
(-
1
)
1
)
(
ℓ
:
ℝ
)
:
(
Verification.laplaceBivariate
r
hr
)
.
HasUpperTailDependence
ℓ
↔
(
Verification.laplaceBivariate
r
hr
)
.
HasLowerTailDependence
ℓ