Chvatal greedy heuristic (Weighted Set-Covering The Set-Covering Problem)

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Time Complexity

$O(dn^{2})$

Space Complexity

$O(dm)$

(Derived -- worst case, updating each set in S to be something else and we don't want to change the input)

Description

Approximate?

Approximate

Approximation Factor: ln n - lnln n + \Theta(1)

Randomized?

No, deterministic

Model of Computation

Year

1979

Reference

https://www.jstor.org/stable/3689577#metadata_info_tab_contents