ContraharmonicMean[list] gives the contraharmonic mean of the values in list.ContraharmonicMean[list, p] gives the order p Lehmer contraharmonic mean.
DefaultBaseStyle is a low-level option for formatting and related constructs that specifies a default base style to use before BaseStyle.
DefaultTicksStyle is a low-level option for graphics functions that specifies the default style to use in rendering ticks.
DockedCells is an option for notebooks that gives a list of cells that are to be displayed "docked" at the top of the notebook.
FileFormat["name"] attempts to determine what Import format could be used to import the file corresponding to " name".
GainMargins[sys] gives the gain margins of the linear time-invariant system sys.
GeometricMeanFilter[image, r] filters image by replacing every value by the geometric mean of the values in its range r neighborhood. GeometricMeanFilter[data, r] applies ...
HarmonicMeanFilter[image, r] filters image by replacing every value by the harmonic mean of the values in its range r neighborhood. HarmonicMeanFilter[data, r] applies ...
HexadecimalCharacter represents a hexadecimal digit character 0\[Dash]9, a\[Dash]f, A\[Dash]F in StringExpression.
Italic
(Built-in Mathematica Symbol) Italic represents an italic font slant.