Magnify
(Built-in Mathematica Symbol) Magnify[expr, r] represents an object to be displayed with magnification r. Magnify[expr] displays with expr magnified by a fixed factor.
NRoots
(Built-in Mathematica Symbol) NRoots[lhs == rhs, var] yields a disjunction of equations which represent numerical approximations to the roots of a polynomial equation.
Overscript[x, y] is an object that formats as OverscriptBox[x, y].
PermutationReplace[expr, perm] replaces each part in expr by its image under the permutation perm.PermutationReplace[expr, gr] returns the list of images of expr under all ...
RadioButtonBar[x, {val_1, val_2, ...}] represents a radio button bar with setting x and with labeled radio buttons for values val_i.RadioButtonBar[Dynamic[x], {val_1, val_2, ...
ReadProtected is an attribute that prevents values associated with a symbol from being seen.
RootReduce[expr] attempts to reduce expr to a single Root object.
Run
(Built-in Mathematica Symbol) Run[expr_1, expr_2, ...] generates the printed form of the expressions expr_i, separated by spaces, and runs it as an external operating system command.
ScheduledTasks[] returns a list of ScheduledTaskObject expressions that represent current tasks.
Selectable is an option for displayed objects, cells, and notebooks that specifies whether their contents can be selected interactively using the front end.