Boman; Chen; Hendrickson; Toledo (Inexact Laplacian Solver SDD Systems Solvers)

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Time Complexity

$O(n \log({1}/ϵ)$ )

Space Complexity

$O(n)$ words

(Derived: The preconditioners used have $O(n)$ non-zero entries)

Description

Maximum-weight-basis (MWB) preconditioners

Approximate?

Approximate

Approximation Factor: \epsilon

Randomized?

No, deterministic

Model of Computation

Word RAM

Year

2004

Reference

https://onlinelibrary-wiley-com.ezproxy.canberra.edu.au/doi/abs/10.1002/nla.343