NotLeftTriangleBar[x, y, ...] displays as x \[NotLeftTriangleBar] y \[NotLeftTriangleBar] ....
NotRightTriangleBar[x, y, ...] displays as x \[NotRightTriangleBar] y \[NotRightTriangleBar] ....
Precedes[x, y, ...] displays as x \[Precedes] y \[Precedes] ....
ShortDownArrow[x, y, ...] displays as x\[ShortDownArrow]y\[ShortDownArrow]....
ShortUpArrow[x, y, ...] displays as x\[ShortUpArrow]y\[ShortUpArrow]....
SubStar
(Built-in Mathematica Symbol) SubStar[expr] displays as expr_*.
UpArrow
(Built-in Mathematica Symbol) UpArrow[x, y, ...] displays as x\[UpArrow]y\[UpArrow]TraditionalForm\`....
DiagramPlot[{{x_1, y_1}, {x_2, y_2}, ...}] plots the Voronoi diagram of the points {{x_1, y_1}, ...}. DiagramPlot[{{x_1, y_1}, {x_2, y_2}, ...}, {q_1, q_2, ...}, val] plots ...
StrongComponents[g] gives a list of all strongly connected components in the directed graph g.
EllipsoidQuantile[matrix, q] gives the ellipsoidal locus of the q\[Null]^th quantile of matrix.EllipsoidQuantile[matrix, {q_1, q_2, ...}] gives ellipsoidal loci for multiple ...