116 reputation
1
bio website molecular.cz/~fackovec
location Prague, Czech Republic
age 24
visits member for 2 years, 3 months
seen Feb 19 '13 at 22:47

Aug
4
comment complex eigenvalues of matrix sum
they are no other special properties, they do not commute, some of them are singular (1 or 2 eigenvalues are zero)
Aug
4
comment complex eigenvalues of matrix sum
perhaps, they have real eigenvalues
Aug
4
asked complex eigenvalues of matrix sum
Apr
10
awarded  Student
Apr
10
comment constrained optimization of dot product
I think the problem is in the constraint. Without the constraint $x^Tx = 1$, there is trivial solution $x=0$
Apr
10
asked constrained optimization of dot product
Apr
10
asked average distance in a graph