Mathematica > Mathematics and Algorithms > Formula Manipulation > Algebraic Transformations > Expand
BUILT-IN MATHEMATICA SYMBOL

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.
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