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Results tagged with gpu
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user 4405
Graphical Processing Unit - a specialized, relatively inexpensive hardware unit built for fast graphical computations and highly data-parallel scientific computations.
12
votes
Accepted
Computing $\frac{x - y}{x - z}$ when $x,y,z$ are close to each other
If your inputs are $x,y,z$, this computation is not unstable, but ill-conditioned. That's worse, because it means that a small change in your input (such as a previous approximation as a floating-poin …
- 12.5k
1
vote
Accepted
MATLAB : find an algorithm to inverse quickly a large matrix of symbolic variables
The inverse of the (1,1) block of
$$
\begin{bmatrix}
A & B\\
C & D
\end{bmatrix}^{-1}
$$
is $A-BD^{-1}C$ (Schur complement). This is what you are trying to compute, if I understand correctly from your …
- 12.5k