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