Apparently, this user prefers to keep an air of mystery about them.
9 How to address mistakes in published papers? aug 8 '12
7 Book on combinatorial identities apr 6 '14
7 Good book on integral calculus (improper integrals, integrals with parameters, special functions) apr 27 '14
3 Behavior of the spectral radius of a convergent matrix when some of the elements of the matrix change sign jul 17 '12