Christofides ( Chromatic Number)
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Time Complexity
$O(n!*poly(n)$)
Space Complexity
$O(poly(n)$) words
(https://link.springer.com/article/10.1007/s00453-007-9149-8)
Description
Approximate?
Exact
Randomized?
No, deterministic
Model of Computation
Word RAM
Year
1971
Reference
https://academic.oup.com/comjnl/article/14/1/38/356253?login=true