PointSize[d] is a graphics directive which specifies that points which follow are to be shown if possible as circular regions with diameter d. The diameter d is given as a ...
PoissonConsulDistribution[\[Mu], \[Lambda]] represents a Poisson\[Dash]Consul distribution with parameters \[Mu] and \[Lambda].
PolarAxes is an option for sector charts and polar plots that specifies whether polar axes should be drawn.
PolarAxesOrigin is an option for sector charts and polar plots that specifies where polar axes should be drawn.
PolarGridLines is an option for sector charts and polar plots that specifies polar grid lines.
PolarTicks is an option for sector charts and polar plots that specifies tick marks for polar axes.
PoleZeroMarkers is an option for RootLocusPlot that specifies the markers to be drawn on the complex plane at the open-loop poles, closed-loop poles, and open-loop zeros.
PolyaAeppliDistribution[\[Theta], p] represents a Polya\[Dash]Aeppli distribution with shape parameters \[Theta] and p.
Polygon
(Built-in Mathematica Symbol) Polygon[{pt_1, pt_2, ...}] is a graphics primitive that represents a filled polygon. Polygon[{{pt_11, pt_12, ...}, {pt_21, ...}, ...}] represents a collection of polygons.
PolyhedronData[poly, " property"] gives the value of the specified property for the polyhedron named poly.PolyhedronData[poly] gives an image of the polyhedron named ...