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Aug 8, 2010 at 6:56 vote accept Opt
Aug 8, 2010 at 6:22 answer added Ryan Williams timeline score: 22
Aug 8, 2010 at 5:48 answer added Marcos Villagra timeline score: 0
Aug 8, 2010 at 5:29 comment added user5810 As far as I can find, there aren't any semantic classes that are known to have complete problems and are not known to be equal to a syntactic class.
Aug 8, 2010 at 4:51 history asked Opt CC BY-SA 2.5