Decimal.Decimal.lowest: def of bend-kit-bignum@0.1.0.0
Import: import bend-kit-bignum@0.1.0.0/decimal.bend as Decimal
Lines 98-100 of bend-kit-bignum@0.1.0.0/decimal.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-bignum@0.1.0.0/decimal.bend&start_line=98&end_line=100

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

# n / d in lowest terms with a positive denominator; d must be nonzero.
def Decimal.lowest(+n: Big.BigInt, +d: Big.BigInt) -> Big.BigInt & Big.BigInt:
  Decimal.lowest.by(n, d, Big.BigInt.gcd(n, d))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/bigint.bend&name=BigInt
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/bigint.bend&name=BigInt.gcd
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/decimal.bend&name=Decimal.lowest.by