F64rint.upn: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64rint.bend as F64rint
Lines 32-41 of bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64rint.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64rint.bend&start_line=32&end_line=41

import Base
import bend-collections-laws-math@1.0.0.0/src/math/f64.bend as F

def upn(+m: F.RMode, +s: Bool, +q: Nat, +r: Nat, +h: Nat) -> Bool:
  match m:
    case F.Trunc{}:
      False{}
    case F.Floor{}:
      Bool.and(s, Bool.not(Nat.is_eq(r, 0n)))
    case F.Ceil{}:
      Bool.and(Bool.not(s), Bool.not(Nat.is_eq(r, 0n)))
    case F.Even{}:
      Bool.or(Nat.is_lt(h, r), Bool.and(Nat.is_eq(r, h), Nat.is_eq(Nat.mod(q, 2n), 1n)))

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  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=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mod
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/f64.bend&name=RMode