SubStar
(Built-in Mathematica Symbol) SubStar[expr] displays as expr_*.
SuperDagger[expr] displays as expr^\[Dagger].
SuperMinus[expr] displays as expr^-.
SuperPlus[expr] displays as expr^+.
SuperStar[expr] displays as expr^*.
SyntaxPacket[integer] is a MathLink packet where integer indicates the position at which a syntax error was detected in the input line.
TextPacket[string] is a MathLink packet containing string, the text output from Mathematica as produced by functions such as Print.
Throw
(Built-in Mathematica Symbol) Throw[value] stops evaluation and returns value as the value of the nearest enclosing Catch. Throw[value, tag] is caught only by Catch[expr, form] where form is a pattern ...
UnderBar[expr] displays with a bar under expr.
$AssertFunction specifies a function to apply to assertions that fail.