ColorRules (Built-in Mathematica Symbol)

ColorRules is an option for ArrayPlot which specifies how colors of cells should be determined from values.

Create a Matrix (Mathematica How To)

Matrices are represented in Mathematica with lists. They can be entered directly with the { } notation, constructed from a formula, or imported from a data file. Mathematica ...

Column Structure (DatabaseLink Tutorial)

This section discusses commands that get information about database columns. If you find that the examples in this section do not work as shown, you may need to install or ...

Wolfram Mathematica (Mathematica Root Guide)

Getting Started Videos » Find Your Learning Path » Open Virtual Book » CORE LANGUAGE ◼ Language Overview ◼ Lists ◼ Expressions ◼ Variables & Functions ◼ Rules & Patterns ◼ ...

Perform a Linear Regression (Mathematica How To)

One of the most common statistical models is the linear regression model. A linear model predicts the value of a response variable by the linear combination of predictor ...

Inserting Data (DatabaseLink Tutorial)

SQLInsert inserts data into a database. An alternative, using raw SQL, is described in "Inserting Data with Raw SQL". If you find that the examples in this tutorial do not ...

MenuView (Built-in Mathematica Symbol)

MenuView[{lbl_1 -> expr_1, lbl_2 -> expr_2, ...}] represents an object in which selecting the menu item with label lbl_i displays expr_i. MenuView[{lbl_1 -> expr_1, lbl_2 -> ...

Work with Sparse Matrices (Mathematica How To)

Sparse representations of matrices are useful because they do not store every element. If one particular value appears very frequently it can be very advantageous to use a ...

String (Built-in Mathematica Symbol)

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

Discrete Calculus (Mathematica Guide)

With origins stretching back several centuries, discrete calculus is now an increasingly central methodology for many problems related to discrete systems and algorithms. ...