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Jan 15, 2010 at 23:02 comment added john mangual Perhaps I should ask you these questions directly...?
Jan 14, 2010 at 15:40 comment added Allen Knutson The equations "$P$ has zero diagonal, $P\circ P = 0$", from his second ideal, taken from our paper.
Jan 14, 2010 at 12:43 comment added Qiaochu Yuan Which equations? The first ideal (xy, yz, zx) John describes is radical.
Jan 14, 2010 at 12:36 history answered Allen Knutson CC BY-SA 2.5