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### Description
Write a Dart program to find the eigenvalues of a matrix
The eigenvalues and eigenvectors of a linear transformation are the values and vectors that determine the transformation. The…
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This feature should make available a program in C - to make efficient the algorithm - to build Eigenvectors and Eigenvalues from a list of N*N matrix of latencies and compute the patch
A port will …
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### Describe the bug
when running abacus jobs. I found some of my jobs were killed by SIGNAL 9 after many SCF steps.
The error message goes like this:
![image](https://github.com/deepmodeling/aba…
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![image](https://github.com/JokerJohn/PALoc/assets/31476516/2b6030c3-f094-491b-abcc-36dbc3f6eb37)
How to **restore** the degenerate dimension from Hessian matrix or its svd result? And which frame …
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### What happens?
When try to compile/install igraph 1.6.0 under R 4.2.1, I receive a compile error
```r
* installing *source* package 'igraph' ...
** package 'igraph' successfully unpacked and …
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Philipp,
To systematically say that there are several possible answers when there is only one, that is to say in the majority of cases, is a little misleading. I do not agree with the principle.
…
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Add functionality for these special cases.
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# The problem
While calculating the phonon bands and writing result in hdf5 format, the eigenvectors in file `band.hdf5` seems wrong. The value of them is different from `band.yaml` (generated by r…
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The proof [here](https://sharmaeklavya2.github.io/theoremdep/nodes/linear-algebra/eigenvectors/real-matrix-with-real-eigenvalue-has-real-eigenvectors.html) doesn't cover the case when $v = u + \overli…
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> 此 ISSUE 为 [隐语开源共建计划(SecretFlow Open Source Contribution Plan,简称 SF OSCP)第一期](https://github.com/orgs/secretflow/discussions/647)任务 ISSUE,欢迎社区开发者参与共建~
## 任务介绍
- 任务名称:使用 SPU 实现主成分分析基础功能
- 技术方向:SPU/S…