I'm a graduat student at the Instituto de Matemática Pura e Aplicada (IMPA), Rio de Janeiro, Brazil.
email: [the shortest string of letters containing my first name and last name as substrings]@gmail.com
14 Is every finite group a group of “symmetries”? Feb 20 '10
10 Why is a topology made up of 'open' sets? Mar 27 '10
10 The “Dzhanibekov effect” - an exercise in mechanics or fiction? Explain mathematically a video from a space station Nov 27 '11
6 Does every ellipse inside a tetrahedron inside a ball fit in a triangle inside the ball? Oct 3 '12
5 Matrix representation of real *-algebras Jun 3 '11