Hi! I'm a mathematics undergraduate student at IST in Lisbon.
Also, I'm now working on displaceability problems in symplectic toric manifolds.
59 Software for drawing geometry diagrams Aug 10 '10
17 Is $\sin(n^k) ≠ (\sin n)^k$ in general? Aug 13 '10
13 For any $n$, is there a prime factor of $2^n-1$ which is not a factor of $2^m-1$ for $m < n$? Aug 12 '10
9 Help remembering a Putnam Problem Nov 10 '11
3 Functions satisfying a given condition Aug 8 '10
3 How to prove the midpoint of a chord is also the midpoint of the line segment defined by the points of intersection of other two chords with it? Aug 12 '10