user since
Wed Jan 4 2006 at 00:26:22 (6.1 years ago )
last seen
Tue Nov 1 2011 at 03:44:40 (3.5 months ago )
number of write-ups
19 - View William42's writeups (feed)
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1 (Novice) / 572
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UNC-Chapel Hill
most recent writeup
quartic formula
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