Kelner; Orecchia; Sidford; Zhu (Inexact Laplacian Solver SDD Systems Solvers)

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Time Complexity

$O(m \log^{2} (n)$ \log \log n)

Space Complexity

$O(n)$ words

(Derived: Uses a spanning tree of the graph that the Laplacian is for)

Description

Low-stretch spanning tree

Approximate?

Approximate

Approximation Factor: \epsilon

Randomized?

No, deterministic

Model of Computation

Word RAM

Year

2013

Reference

https://arxiv.org/pdf/1301.6628.pdf