BroadcastProofs.fin_broadcast: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/shape/broadcast_proofs.bend as BroadcastProofs
Lines 4-17 of bendtorch-core@0.1.0.0/src/shape/broadcast_proofs.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/shape/broadcast_proofs.bend&start_line=4&end_line=17

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape

def fin_broadcast(+n: Nat, +index: Shape.Fin(n)) -> {Shape.Fin.value(n, index) == Shape.broadcast_index(n, Shape.Fin.value(n, index)) : Nat}:
  match n:
    case 0n:
      match index:
    case 1n+p:
      match p:
        case 0n:
          match index:
            case Shape.FZero{}:
              {==}
            case Shape.FNext{previous}:
              match previous:
        case 1n+q:
          {==}

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=Fin
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=Fin.Step
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=Fin.value
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=broadcast_index