SmoothDensityHistogram[{{x_1, y_1}, {x_2, y_2}, ...}] plots a smooth kernel histogram of the values {x_i, y_i}.SmoothDensityHistogram[{{x_1, y_1}, {x_2, y_2}, ...}, espec] ...
NB
(Mathematica Import/Export Format) Registered MIME types: application/mathematica, application/vnd.wolfram.mathematica Mathematica notebooks. Used for storing and exchanging Mathematica input and output and ...
ImageRegion is an option for cells that specifies the size and position of the bounding box within which a graphic is rendered.
PrintingOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option that specifies settings for printing.
General issues about the internal implementation of Mathematica are discussed in "The Internals of Mathematica". Given here are brief notes on particular features. These ...
ShowGraph[g] displays the graph g. ShowGraph[g, Directed] is obsolete and it is currently identical to ShowGraph[g].
LegendBackground is an option for Legend, which specifies the style of background to use with a legend.
LegendBorder is an option for Legend, which specifies the style of the line surrounding key boxes and text in a legend.
LegendTextDirection is an option for Legend, which specifies the direction of text next to the key box.
ShadowBox[{x, y}, {xlength, ylength}, options] generates a box with a drop shadow.