Information[symbol] prints information about a symbol.

MovingAverage[list, r] gives the moving average of list, computed by averaging runs of r elements.MovingAverage[list, {w_1, w_2, ..., w_r}] gives the moving average of list, ...

Functions like Read and Write handle ordinary printable text. But in dealing with external data files or devices it is sometimes necessary to go to a lower level, and work ...

Options associated with the interactive entering of expressions. The option SingleLetterItalics is typically set whenever a cell uses TraditionalForm. Here is an expression ...

When Mathematica transforms an expression such as x+x into 2x, it is treating the variable x in a purely symbolic or formal fashion. In such cases, x is a symbol which can ...

NegativeBinomialDistribution[n, p] represents a negative binomial distribution with parameters n and p.

You can use files on your computer system to store definitions and results from Mathematica. The most general approach is to store everything as plain text that is ...

CAddress[obj] is a symbolic representation of the address of an object.

Faces[polytope] gives a list of the faces of polytope.

Mathematica supports import and export of 3D geometry from all standard formats—with its symbolic representation of 3D objects allowing immediate faithful interchange.