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1answer
50 views

Is there a limit for how “good” a numerical method can be?

Multiplying two matrices $A \cdot B$ of size $n \times n$ in the trivial way requires $n^3$ computations. However, more efficient algorithms such as the Strassen algorithm have a lower complexity of ...
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1answer
107 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 ...
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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 ...