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In the last two days I have been busy installing CUTEst and pycutestmgr (which took way longer than I was expecting) and performing tests. I compared the direct factorization method with two approache…
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I just created a [SparseLDLT.jl](https://github.com/mfalt/SparseLDLT.jl) package to be able to factorize for example symmetric quasi-definite matrices that ldltfact is currently unable to handle. The …
mfalt updated
7 years ago
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Some questions for anyone who happens along:
1. For what applications do people use large sparse matrices?
2. How do they store these matrices?
3. What operations do they need?
4. What do blocked …
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@trilinos/ifpack2
@ambrad pointed out to me that Ifpack2::RILUK::initialize does setup that depends on the matrix's values. This is incorrect. The initialize() method is only supposed to do setup …
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**First post will be regularly updated. Please Write your suggestions in comments.**
In this issue I will aggregate all thoughts about 0.4 release - see [0.4 Milestone](https://github.com/dselivanov/…
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Can we change the default target of BLASFEO, at least for the unit tests in acados? Or maybe we should even test multiple (or all) of the targets? @giaf
I just spent a very long time debugging my oc…
rienq updated
7 years ago
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Hi!
Eigen/src/Core/CwiseNullaryOp.h failed at YOU_CALLED_A_FIXED_SIZE_METHOD_ON_A_DYNAMIC_SIZE_MATRIX_OR_VECTOR assertion. It is a constant matrix (Eigen::DenseBase::ConstantReturnType) which is expe…
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@trilinos/ifpack2 @trilinos/tpetra @amklinv
We want to improve performance of block Jacobi by at least 2x. "Block Jacobi" is what happens when one gives a `Tpetra::Experimental::BlockCrsMatrix` to …
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```
This is more of a placeholder. In theory it should be possible to use CUDA
(Nvidia's API for using a GPU for vector ops) to speed up several aspects of
processing here, since a lot is matrix ope…
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```
This is more of a placeholder. In theory it should be possible to use CUDA
(Nvidia's API for using a GPU for vector ops) to speed up several aspects of
processing here, since a lot is matrix ope…