Hard sets are hard to find

Additional Metadata
MSC	Complexity classes (hierarchies, relations among complexity classes, etc.) (msc 68Q15)
Publisher	IEEE Computer Soc
Conference	Annual IEEE Conference on Computational Complexity
Organisation	Quantum Computing and Advanced System Research
Citation APA APA Style APA-ALL Style AAA Style Cell Style Chicago Style Harvard Style IEEE Style MLA Style Nature Style Vancouver Style American-Institute-of-Physics Style Council-of-Science-Editors Style BibTex Format Endnote Format RIS Format CSL Format DOIs only Format	Buhrman, H.& van Melkebeek, D. (1998). Hard sets are hard to find. Proceedings of Annual IEEE Conference on Computational Complexity 1998, 170–181.

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