# Tagged Questions

1answer
82 views

### I want to study Numerical linear algebra [closed]

Would you like to recommend a book to me? the proof is explicit and easy to understand is preferred.
1answer
111 views

### numerical linear algebra 101

since I'm a programmer and I need linear algebra, I'm starting considering how to teach myself a little of numerical linear algebra, not really optimize things right from the start, but I would like ...
0answers
172 views

### About the Generalized singular value decomposition (GSVD).

I have studied about Singular value decomposition (SVD) and had solved few numerical examples to understand SVD. Now I am studying Generalized singular value decomposition (GSVD). I followed this ...
3answers
148 views

### On integral of a function over a simplex

Help w/the following general calculation and references would be appreciated. Let $ABC$ be a triangle in the plane. Then for any linear function of two variables $u$.  \int_{\triangle}|\nabla ...
1answer
112 views

### About iterative refinement to the solution of the linear equations

I want to know what is iterative refinement for improving the solution to the linear equations? How they improve solutions and what are the various techniques for the iterative refinements? Any ...
1answer
80 views

### Low-Rank Approximations Book

I am looking for a source (book, online book, etc..) where I can find the theory behind low-rank approximations of matrices. In particular, I am interested in low-rank approximations used in ...
6answers
1k views

### A book for self-study of matrix decompositions

I am a third year math student and I noticed that there are many uses for decomposing a matrix (I mean decompositions like SVD, LU etc'). Is there a good book for self-study of the subject ? Note ...
3answers
546 views

### Books for Numerical linear algebra

I'am looking for some books for studying Numerical linear algebra methods. It could be on english or russian ​​languages, and Maple or Matlab examples preferable, but it also can be C/C++/Formal code. ...
0answers
55 views

### formulas for exact values of singular values in low dimension?

Are there formulas for the singular values of a real matrix in low dimension, i.e. for a $2 \times 2$ matrix or a $2 \times 3$ matrix? Any comment is welcome.
0answers
74 views

### Looking for a specific paper not available electronically

not really sure that it is the right place to post, but I'll give it a go. I really would love to have a look to this technical report J.G. Lewis, Algorithms for Sparse Matrix Eigenvalue Problems, ...