Apparently, this user prefers to keep an air of mystery about them.
3 Lie derivative along time-dependent vector fields jul 14 '13
2 What does $\Omega^\bullet(M)$ mean? apr 24 '13
2 Weaker definitions of Lie subgroups jan 13
1 Are there algebraic subgroups of Lie groups which happen to be Lie groups on their own but not Lie subgroups? jan 16
1 Subset $A\subset\mathbb R$ such that for any interval $I$ of length $a$ the set $A\cap I$ has Lebesgue measure $a/2$ feb 24
1 Proof of the h-cobordism theorem aug 28