Apparently, this user prefers to keep an air of mystery about them.
5 Explanation for the assumption of the proof Aug 1 '11
2 Using contrapositive how to prove $x,y \in \mathbb R \wedge x \lt 0 \implies \nexists y$ such that $x=y^2$? Aug 3 '11
1 I need explanation for this solution for the proof. (Perfect square ends with 0,1,4,5,6,9) Aug 1 '11
0 Why does this work? Jun 3 '11
0 How to represent range of time as bits Feb 20 '12