Apparently, this user prefers to keep an air of mystery about them.
7 Poincaré Duality Example aug 1 '12
6 Closed but not rational points of a cubic aug 21 '11
6 Around a little mistake in Eisenbud's Commutative Algebra: What does $k(x)\otimes k(x)$ look like? mar 23
5 Implicitization of a cubic aug 19 '12
4 Counter example of upper semicontinuity of fiber dimension in classical algebraic geometry jun 12 '13