Copying a QR decomposition matrix Q is extremely slow


7

150

November 22, 2020

How do I do a plain old "A=LU" decomposition of sparse matrices?


7

304

November 19, 2020

Inplace orthogonal/unitary transforms?


12

165

November 17, 2020

Improve performance of vectormatrix multiplication


2

107

November 16, 2020

Overwrite Cholesky factorization


3

118

November 16, 2020

Does Julia have a generic way to find nonzero elemements of arrays?


1

168

November 6, 2020

Optimizing over real matrices with eigenvalues in $(0,1)$


3

103

November 5, 2020

Worse performance of LUdecomposition for Float32 than for Float64


7

128

November 5, 2020

Inverse of a triangular matrix


2

91

November 5, 2020

EXCEPTION_ACCESS_VIOLATION when using LinearAlgebra.jl


3

61

November 4, 2020

Eigvals() results being slightly different when Distributed.jl are used


2

91

November 3, 2020

`svd` function: difference between the show instance and the output


1

53

October 31, 2020

Pseudoinverse of large matrix very slow


5

249

October 30, 2020

Polar decomposition of a matrix


14

257

October 24, 2020

Exponential matrix calculation with the exp() function vs procedure with the use of the eigen() function


7

154

October 22, 2020

How to convert UniformScaling with single entry to Number?


8

128

October 22, 2020

Higher dimensional cross product in LinearAlgebra


25

1044

October 20, 2020

How to reproduce this example


7

176

October 14, 2020

Getting strange MV Normal samples based on sparse precision matrix


5

122

October 9, 2020

Recent developments in StaticArrays.jl land


11

914

October 7, 2020

Logdet of a cholesky! factorized matrix trows a `DomainError`


3

98

October 5, 2020

Most efficient way of computing B'* inv(A)* B for A large


30

319

September 30, 2020

Is the linear system solver \ also multi threaded in Julia as in Matlab? And how to “multithread” it in Julia?


29

431

September 29, 2020

Fit data into a circle


25

694

September 24, 2020

How to write generic lowrank updates?


3

72

September 10, 2020

Acceleration of Intel MKL on AMD Ryzen CPU's


6

2027

August 31, 2020

Computing Inverse of a stack of matrices


19

564

August 29, 2020

LAPACK exception with gels!


1

151

July 28, 2020

Should `inv` be lazy?


24

906

July 23, 2020

Poor performance multiplying many (large) matrices multithreaded


11

551

July 13, 2020
