Number.eg_neg: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/spec/math/number.bend as Number
Lines 53-60 of bend-collections-laws-math@1.0.0.0/spec/math/number.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/spec/math/number.bend&start_line=53&end_line=60

import Base
import bend-collections-laws-math@1.0.0.0/src/math/number.bend as NB

def eg_neg(+a: Nat, +b: Nat, r: NB.EGcd) -> Nat:
  match r:
    case NB.EG{+g, +x, +y, neg}:
      match neg:
        case True{}:
          Nat.add(g, Nat.mul(a, x))
        case False{}:
          Nat.add(g, Nat.mul(b, y))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mul
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/number.bend&name=EGcd