cancels out common factors in the numerator and denominator of expr.

Details and OptionsDetails and Options

  • Cancel cancels out the greatest common divisor of the numerator and denominator.
  • Cancel[expr,Modulus->p] generates a result modulo p.
  • Cancel[expr,Extension->Automatic] allows operations to be performed on algebraic numbers in expr.
  • Cancel[expr,Trig->True] treats trigonometric functions as rational functions of exponentials, and manipulates them accordingly.
  • Cancel automatically threads over lists, as well as equations, inequalities and logic functions.
Introduced in 1988
| Updated in 2007
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