Table (Mathematica Import/Export Format)

Generic tabular data. Stores numerical and textual information, formatted as a table. Supports user-defined field and record separators, field delimiters, currency tokens, ...

ReplacePart (Built-in Mathematica Symbol)

ReplacePart[expr, i -> new] yields an expression in which the i\[Null]\[Null]^th part of expr is replaced by new. ReplacePart[expr, {i_1 -> new_1, i_2 -> new_2, ...}] ...

Simplify (Built-in Mathematica Symbol)

Simplify[expr] performs a sequence of algebraic and other transformations on expr, and returns the simplest form it finds. Simplify[expr, assum] does simplification using ...

Create and Use Rules (Mathematica How To)

Transformation rules in Mathematica let you set local values for symbols, functions, and all other types of expressions. Using rules provides a powerful and extensible method ...

Create an Image Object (Mathematica How To)

Images are an important standard data structure, tightly integrated with the Mathematica front end and kernel. Image objects are created by default when you import any file ...

Enter Ranges and Options for Functions (Mathematica How To)

The main expression or object that a built-in Mathematica function acts on is given as the first argument to the function. As part of the syntax, a built-in Mathematica ...

Locate and Use Files (Mathematica How To)

Mathematica offers support for a large number of file formats for importing, exporting, or other operations. It has several standard locations where it looks for files. You ...

Assuming (Built-in Mathematica Symbol)

Assuming[assum, expr] evaluates expr with assum appended to $Assumptions, so that assum is included in the default assumptions used by functions such as Refine, Simplify, and ...

BSplineFunction (Built-in Mathematica Symbol)

BSplineFunction[{pt_1, pt_2, ...}] represents a B-spline function for a curve defined by the control points pt_i.BSplineFunction[array] represents a B-spline function for a ...

Collect (Built-in Mathematica Symbol)

Collect[expr, x] collects together terms involving the same powers of objects matching x. Collect[expr, {x_1, x_2, ...}] collects together terms that involve the same powers ...