F64.as_integer_ratio: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/src/math/f64.bend as F64
Lines 1249-1253 of bend-collections-laws-math@1.0.0.0/src/math/f64.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/src/math/f64.bend&start_line=1249&end_line=1253

import Base
import bend-collections-laws-math@1.0.0.0/src/math/num.bend as N

# x = +-num / 2^den exactly, in lowest terms (Python's as_integer_ratio with
# the denominator's exponent); NaN is a domain error, infinities and integers
# of 2^64 or more overflow
def as_integer_ratio(+x: F64) -> Result<&2, &2, N.NumError, Ratio>:
  ar_cls(x, Nat.is_eq(exp_field(x), 2047n))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/f64.bend&name=F64
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/f64.bend&name=Ratio
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/f64.bend&name=ar_cls
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/f64.bend&name=exp_field
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/num.bend&name=NumError