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Respect pivot strategy (if given) in cholesky #51245

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Respect pivot strategy (if given) in cholesky #51245

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15 changes: 7 additions & 8 deletions stdlib/LinearAlgebra/src/cholesky.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -398,12 +398,13 @@ julia> C.L * C.U == A
true
```
"""
cholesky(A::AbstractMatrix, ::NoPivot=NoPivot(); check::Bool = true) =
_cholesky(cholcopy(A); check)
cholesky(A::AbstractMatrix, args...; kwargs...) =
_cholesky(cholcopy(A), args...; kwargs...)
@deprecate cholesky(A::Union{StridedMatrix,RealHermSymComplexHerm{<:Real,<:StridedMatrix}}, ::Val{false}; check::Bool = true) cholesky(A, NoPivot(); check) false

function cholesky(A::AbstractMatrix{Float16}, ::NoPivot=NoPivot(); check::Bool = true)
X = _cholesky(cholcopy(A); check = check)
cholesky(A::AbstractMatrix{Float16}; kwargs...) = cholesky(A, NoPivot(); kwargs...)
function cholesky(A::AbstractMatrix{Float16}, ::NoPivot; check::Bool = true)
X = _cholesky(cholcopy(A), NoPivot(); check)
return Cholesky{Float16}(X)
end
@deprecate cholesky(A::Union{StridedMatrix{Float16},RealHermSymComplexHerm{Float16,<:StridedMatrix}}, ::Val{false}; check::Bool = true) cholesky(A, NoPivot(); check) false
Expand Down Expand Up @@ -466,15 +467,13 @@ julia> l == C.L && u == C.U
true
```
"""
cholesky(A::AbstractMatrix, ::RowMaximum; tol = 0.0, check::Bool = true) =
_cholesky(cholcopy(A), RowMaximum(); tol, check)
@deprecate cholesky(A::Union{StridedMatrix,RealHermSymComplexHerm{<:Real,<:StridedMatrix}}, ::Val{true}; tol = 0.0, check::Bool = true) cholesky(A, RowMaximum(); tol, check) false

function cholesky(A::AbstractMatrix{Float16}, ::RowMaximum; tol = 0.0, check::Bool = true)
X = _cholesky(cholcopy(A), RowMaximum(); tol, check)
return CholeskyPivoted{Float16}(X)
end

@deprecate cholesky(A::Union{StridedMatrix,RealHermSymComplexHerm{<:Real,<:StridedMatrix}}, ::Val{true}; tol = 0.0, check::Bool = true) cholesky(A, RowMaximum(); tol, check) false

## Number
function cholesky(x::Number, uplo::Symbol=:U)
C, info = _chol!(x, uplo)
Expand Down