D.2.4.15 numerator

Procedure from library poly.lib (see poly_lib).

Usage:

numerator(n); n number

Return:

number, the numerator of n

Example:

LIB "poly.lib";
ring r = 0,x, dp;
number n = 3/2;
numerator(n);
→ 3

See also: cleardenom; content; denominator.