New answers tagged compile
2
votes
Speed up calculation of recursively defined list
a[i_] = i;
b[i_] = -i;
RecurrenceTable[{θ[i] ==
a[i] θ[i - 1] - b[i - 1]^2 θ[i - 2], θ[0] == 1,
θ[1] == a[1]}, θ, {i, 1, 1000}]
- 45.8k
3
votes
Speed up calculation of recursively defined list
A common approach to speed recursive calculations like this is memoization.
In Mathematica, this can be as simple as using the ...
- 4,190
1
vote
Why association slows down compiled function in the following example?
SelDataAssociation is 3x slower because it calls SelDataCompiled 3 times.
Are you looking for a convenient way to call your ...
3
votes
Accepted
Is there any way to speedup the list selection further?
This is quite fast. Does it compile too? (I haven't installed a compiler.)
...
- 30k
2
votes
How to speedup comparison in the following example?
If one avoids repetition and explicit iteration, then one get fast code without compiling:
...
- 10.8k
2
votes
Accepted
1
vote
Speed up summation of many inverse matrices
Note: This answer is only for the $2\times 2$ case, and it uses the explicit formula for the matrix inverse. The same idea may also work for other small dimensions, which is the case that OP seems to ...
- 10.8k
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