Gaussian Elimination (Exact Laplacian Solver SDD Systems Solvers)
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Time Complexity
$O(n^{3})$
Space Complexity
$O(n^{2})$ words
(Derived: Storing the inverse of the Laplacian)
Description
Use Gaussian elimination to compute the inverse of the Laplacian to solve for x
Approximate?
Exact
Randomized?
No, deterministic
Model of Computation
Word RAM
Year
-150
Reference
-