Finding and setting values of symbols. Mathematica effectively stores all definitions you give as lists of transformation rules. When a particular symbol is encountered, the ...

Mathieu and related functions. The Mathieu functions MathieuC[a,q,z] and MathieuS[a,q,z] are solutions to the equation y^′′+[a-2qcos(2z)]y0. This equation appears in many ...

Functions to pick out pieces of polynomials. Here is an algebraic expression. This gives the coefficient of x in e.

"Manipulating Elements of Lists" shows how you can pick out elements of lists based on their positions. Often, however, you will need to select elements based not on where ...

Basic vector operations. This is a vector in three dimensions. This gives a vector u in the direction opposite to v with twice the magnitude.

PointFigureChart[{{date_1, p_1}, {date_2, p_2}, ...}] makes a point and figure chart with prices p_i at date date_i.PointFigureChart[{" name", daterange}] makes a point and ...

The Wolfram Workbench is a development environment for Mathematica. Some of its features include the following. The Workbench contains a number of useful features for working ...

Radon[image] gives an image representing the discrete Radon transform of image.Radon[image, {w, h}] specifies the width w and the height h of the resulting image.Radon[image, ...

String is the head of a character string " text".

Mathematica provides built-in support for both programmatic and interactive image processing, fully integrated with Mathematica's powerful mathematical and algorithmic ...