U32alg.sc_zero: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/lib/u32alg.bend as U32alg
Lines 39-45 of bend-collections-laws-crypto@1.0.0.0/proofs/lib/u32alg.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/u32alg.bend&start_line=39&end_line=45

import Base

def sc_zero(+n: Nat) -> {sc(n, 0n) == 0n : Nat}:
  match n:
    case 0n:
      {==}
    case 1n+p:
      %Equal.sym(Nat, sc(p, 0n), 0n, sc_zero(p)) : {Nat.double(_) == 0n : Nat}
      {==}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.double
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/u32alg.bend&name=sc