Expand

Expand[expr]

expands out products and positive integer powers in expr.

Expand[expr,patt]

leaves unexpanded any parts of expr that are free of the pattern patt. »

Details and Options

  • Expand works only on positive integer powers.
  • Expand applies only to the top level in expr.
  • Expand[expr,Modulus->p] expands expr reducing the result modulo p. »
  • Expand automatically threads over lists in expr, as well as equations, inequalities and logic functions.

Examples

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Basic Examples  (1)

Expand polynomial expressions:

In[1]:=
Click for copyable input
Out[1]=
In[2]:=
Click for copyable input
Out[2]=

Scope  (4)

Generalizations & Extensions  (3)

Options  (3)

Properties & Relations  (3)

Neat Examples  (3)

See Also

Distribute  Apart  Series  Factor  LogicalExpand  TrigExpand  PowerExpand  ExpandAll  ComplexExpand  ExpandNumerator  Simplify  FullSimplify

Tutorials

Introduced in 1988
(1.0)
| Updated in 2007
(6.0)