p?test is a pattern object that stands for any expression which matches p, and on which the application of test gives True.
Pause
(Built-in Mathematica Symbol) Pause[n] pauses for at least n seconds.
RandomComplex[] gives a pseudorandom complex number with real and imaginary parts in the range 0 to 1.RandomComplex[{z_min, z_max}] gives a pseudorandom complex number in the ...
ReturnExpressionPacket[expr] is a MathLink packet that contains the expression expr, the result of an EnterExpressionPacket evaluation.
ScriptBaselineShifts is an option for Style that specifies the minimum distance in x-heights to shift subscripts and superscripts.
ScriptLevel is an option for selections that is used in determining the font size of modifiers such as subscripts and superscripts in a nested expression.
ScrollPosition is an option for Pane that specifies the scroll position of the contents of the pane.
SeriesData[x, x_0, {a_0, a_1, ...}, n_min, n_max, den] represents a power series in the variable x about the point x_0. The a_i are the coefficients in the power series. The ...
Setting
(Built-in Mathematica Symbol) Setting[expr] replaces control objects such as sliders or popup menus in expr by their settings.
StackInhibit[expr] evaluates expr without modifying the evaluation stack.