OpenAppend (Built-in Mathematica Symbol)

OpenAppend["file"] opens a file to append output to it, and returns an OutputStream object.

OverVector (Built-in Mathematica Symbol)

OverVector[expr] displays with a right vector over expr.

PixelConstrained (Built-in Mathematica Symbol)

PixelConstrained is an option for ArrayPlot which specifies how to constrain cells to align with displayed pixels.

PolynomialRemainder (Built-in Mathematica Symbol)

PolynomialRemainder[p, q, x] gives the remainder from dividing p by q, treated as polynomials in x.

PopupWindow (Built-in Mathematica Symbol)

PopupWindow[expr, contents] displays as expr, but pops up a window containing contents when clicked.

Positive (Built-in Mathematica Symbol)

Positive[x] gives True if x is a positive number.

PowerSymmetricPolynomial (Built-in Mathematica Symbol)

PowerSymmetricPolynomial[r] represents a formal power symmetric polynomial with exponent r.PowerSymmetricPolynomial[{r_1, r_2, ...}] represents a multivariate formal power ...

Prolog (Built-in Mathematica Symbol)

Prolog is an option for graphics functions which gives a list of graphics primitives to be rendered before the main part of the graphics is rendered.

QHypergeometricPFQ (Built-in Mathematica Symbol)

QHypergeometricPFQ[{a_1, ..., a_r}, {b_1, ..., b_s}, q, z] gives the basic hypergeometric series \[Null]_r \[Phi]_s (a; b; q; z).

RadicalBoxOptions (Built-in Mathematica Symbol)

RadicalBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for selections that specifies settings for RadicalBox objects.