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Jul 30, 2012 at 1:31 history edited user16974 CC BY-SA 3.0
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Jul 29, 2012 at 22:19 comment added Andreas Blass It seems to me that $Z_X(t)$ is not well-defined. A single set $X\subseteq F^n$ could have several equivalent definitions over $F$ that become inequivalent over extension fields. So "the formula defining $X$" is ambiguous.
Jul 29, 2012 at 21:23 vote accept CommunityBot
Jul 29, 2012 at 21:20 answer added Will Sawin timeline score: 5
Jul 29, 2012 at 20:54 history edited user16974 CC BY-SA 3.0
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Jul 29, 2012 at 20:32 history asked user16974 CC BY-SA 3.0