Generalized assignment problem: Difference between revisions

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== Complexity ==
The generalized assignment problem is [[NP-hard]],.<ref>{{citation
| last1 = Özbakir | first1 = Lale
| last2 = Baykasoğlu | first2 = Adil
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| volume = 215
| issue = 11
| year = 2010}}.</ref> However, there are linear-programming relaxations which give a <math>(1 - 1/e)</math>-approximation.<ref>{{cite journalconference |last1=Fleischer |first1=Lisa |last2=Goemans |first2=Michel X. |last3=Mirrokni |first3=Vahab S. |last4=Sviridenko |first4=Maxim |date=2006 |title=Tight approximation algorithms for maximum general assignment problems |dateconference=2006Proceedings of the seventeenth annual ACM-SIAM symposium on Discrete algorithm - SODA '06 |pages=611–620}}</ref>
 
==Greedy approximation algorithm==
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==Further reading==
* {{cite book |isbn=978-3-540-24777-7|title=Knapsack Problems|last1=Kellerer|first1=Hans|last2=Pferschy|first2=Ulrich|last3=Pisinger|first3=David|date=2013-03-19|publisher=Springer }}
 
[[Category:NP-complete problems]]