AbsoluteOptions[expr] gives the absolute settings of options specified in an expression such as a graphics object. AbsoluteOptions[expr, name] gives the absolute setting for ...

VertexComponent[g, {v_1, v_2, ...}] gives the vertices in the graph g that have a path to at least one of v_1, v_2, ....VertexComponent[g, {v_1, v_2, ...}, k] gives the ...

WordSeparators is an option for Read, Find, and related functions that specifies the list of strings to be taken as delimiters for words.

Mathematica 8 introduces numerous new usability features, including a whole new paradigm for entering input using free-form linguistics that no longer require even ...

"SelectionHelpDialog" is a front end token that opens the Documentation Center.

Get Help opens documentation about the selected function.

StyleSheetPath is a global option that specifies which directories Mathematica searches to find stylesheets.

EdgeDetect[image] finds edges in image and returns the result as a binary image.EdgeDetect[image, r] finds edges at the scale of the specified pixel range r.EdgeDetect[image, ...

FindDivisions[{x_min, x_max}, n] finds a list of about n "nice" numbers that divide the interval around x_min to x_max into equally spaced parts. FindDivisions[{x_min, x_max, ...

Representations of real intervals. This represents all numbers between -2 and +5. The square of any number between -2 and +5 is always between 0 and 25.