-
```julia
@variable(model, x)
using LinearAlgebra
norm([x])
```
gives
```
julia> norm([x])
ERROR: StackOverflowError:
Stacktrace:
[1] mapfoldl(f::Function, op::Function, itr::VariableRef…
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CMakeLists check for presence of `aligned_alloc`, but then nothing is done if it is not present.
https://github.com/NLAFET/StarNEig/blob/d47ed4dfbcdaec52e44f0b02d14a6e0cde64d286/src/CMakeLists.txt#L5…
-
ChainRules contains some forward-mode rules for the most common factorizations like QR, Cholesky and Eigen, but several other factorizations are missing rules, notably
- `schur`
- `hessenberg`
Bo…
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Hello,
Here is a minimal working example
```
using SkewLinearAlgebra, LinearAlgebra
A = [0 1 0 0;
-1 0 0 0;
0 0 0 1;
0 0 -1 0]
pfaffian(A), det(A)
```
This code returns…
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## Question
@trilinos/belos
@cgcgcg @hkthorn I counted the time of each iteration of BlockGmres and found that the iteration time could not achieve the effect I expected. Practical testing found t…
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(任意) 問題ID: characteristic_polynomial
問題名: characteristic polynomial
(任意) 想定アルゴリズム: Gaussian elimination/(Householder matrix & Hessenberg decomposition) & La Budde's Method
(任意) 参考資料: [Rizwana Reh…
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Noted on both 1.10.0-DEV.1032 (46adde9d8d) and 1.10.0-DEV.969 (197710e89a)
This is an intermittent failure in test higherorderfns.jl.
`@allocated(broadcast!(sin, Z, X)) < 300` returns
` Evaluated: …
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This is with an isolated DEPOT_PATH during build and testing.
Replicated outside of testall during gmake test-Pkg and test-SparseArrays
Error at ff23b3769f is new since d2f5bbd7cf
test summa…
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I'm trying to [rewrite lanczos](https://github.com/JuliaApproximation/SemiclassicalOrthogonalPolynomials.jl/blob/f2068e48fbd7cae23ca471a0a8a5ba946426d3f9/test/runtests.jl#L9) (i.e. Stieltjes) in ∞-arr…
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Right now my QR algorithm is unable to create an R matrix that is totally upper triangular. It works pretty well for matrices with all real eigenvalues, but then for the case when a matrix has complex…