Rational.Rational.is_zero: def of bend-kit-bignum@0.1.0.0
Import: import bend-kit-bignum@0.1.0.0/rational.bend as Rational
Lines 51-54 of bend-kit-bignum@0.1.0.0/rational.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-bignum@0.1.0.0/rational.bend&start_line=51&end_line=54

import Base
import bend-kit-bignum@0.1.0.0/bigint.bend as Big

def Rational.is_zero(r: Rational) -> Bool:
  match r:
    case Rational{n, d}:
      Big.BigInt.is_zero(n)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/bigint.bend&name=BigInt.is_zero
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/rational.bend&name=Rational