Apparently, this user prefers to keep an air of mystery about them.
11 Variational formulation of Robin boundary value problem for Poisson equation in finite element methods Apr 14 '13
5 Prove or disprove existence of a sequence converging weakly to $0$ in an infinite dim Hilbert space Aug 17 '13
4 Show $f_n \rightarrow f$ in $L^2(\mathbb R)$ if $f_n(x) = f(x + x_n)$ where $x_n \rightarrow 0$ Aug 16 '13
4 Differentiability of a scalar function of two variables? (problems with Stewart's definition) Feb 15
3 Essential Supremum vs. Uniform norm Aug 7 '13