F64.isclose: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend as F64
Lines 1189-1192 of bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend&start_line=1189&end_line=1192

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

# Python's math.isclose (CPython's algorithm): a negative tolerance is a
# domain error
def isclose(+a: F64, +b: F64, +rel: F64, +at: F64) -> Result<&2, &2, N.NumError, Bool>:
  ic_tol(a, b, rel, at, Bool.or(lt(rel, zero(False{})), lt(at, zero(False{}))))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend&name=F64
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend&name=ic_tol
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend&name=lt
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/math/f64.bend&name=zero
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/math/num.bend&name=NumError