9-point Tensor product (2-Dimensional Poisson Problem Poisson Problem)

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Time Complexity

$O(n^{3})$

Space Complexity

$O(n^{2})$? words

(Generally uses a constant number of n^2*n^2 matrices where O(n^2) entries are nonempty)

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

Real RAM?

Year

1964

Reference

https://epubs.siam.org/doi/pdf/10.1137/0113067