Notebook's Default Context specifies the default context for the current notebook's kernel.
Notebook's Kernel specifies the kernel for a notebook.
Quit Kernel quits the specified kernel.
AngleBracket[x, y, ...] displays as \[LeftAngleBracket]x, y, ...\[RightAngleBracket].
BabyMonsterGroupB[] represents the sporadic simple baby monster group B.
Backslash[x, y, ...] displays as x\[Backslash]y\[Backslash]....
Because
(Built-in Mathematica Symbol) Because[x, y] displays as x \[Because] y.
BracketingBar[x, y, ...] displays as |x, y, ...|.
Cap
(Built-in Mathematica Symbol) Cap[x, y, ...] displays as x\[Cap]y\[Cap]....
CenterDot[x, y, ...] displays as x\[CenterDot]y\[CenterDot]....