User:Maximilian Janisch/latexlist/latex/NoNroff/comments

 ; $\mathfrak{Rel}_n( U )$ ; confidence 0.998 ; Note: I don't know of any package which represents the real part as such.

 ; $( 1 \pm z \overline z ) ^ { 2 } w _ { z \overline z } \pm n ( n + 1 ) w = 0$ ; confidence 0.996 ; die overlines sind nicht ganz klar

 ; $7$ ; confidence 0.929 ; As Rui pointed out to me, this is a strange symbol

 ; $\left. \begin{array} { c c c c c } { \square } & { \square } & { C ( \mathcal{S} ) } & { \square } & { \square } \\ { \square } & { \swarrow } & { \square } & { \searrow } & { \square } \\ { \mathcal{Z} } & { \square } & { } & { \square } & { \mathcal{S}. } \\ { \square } & { \searrow } & { \square } & { \swarrow } & { \square } \\ { \square } & { \square } & { \mathcal{O} } & { \square } & { \square } \end{array} \right.$ ; confidence 0.059 ; issues with the overlapping arrow