expands out products and powers that appear in the numerator of expr.
Details and Options
- ExpandNumerator works on terms that have positive integer exponents.
- ExpandNumerator applies only to the top level in expr.
- ExpandNumerator automatically threads over lists, as well as equations, inequalities, and logic functions.
Examplesopen allclose all
Basic Examples (1)
Expand the numerator of a fraction:
Expand the numerator of a rational function:
ExpandNumerator threads over sums:
ExpandNumerator threads over Boolean combinations of equations and inequalities:
Expand the numerator over the integers modulo 3:
Expand the numerator using expansion formulas for trigonometric functions:
Properties & Relations (5)
Introduced in 1988
Updated in 2007