Hi! I'm a mathematics undergraduate student at IST in Lisbon.
Also, I'm now working on displaceability problems in symplectic toric manifolds.
53 Software for drawing geometry diagrams aug 10 '10
17 Is $\sin(n^k) ≠ (\sin n)^k$ in general? aug 13 '10
12 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