AxisAlgebra.lists_empty: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend as AxisAlgebra
Lines 312-317 of bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend&start_line=312&end_line=317

import Base

def lists_empty(-A: Data, +items: List<&2, A>, length: {List.length(&2, A, items) == 0n : Nat}) -> ListFacts<A, 0n, Nil{}, items>:
  match items:
    case Nil{}:
      Lists{{==}, {==}, {==}, {==}, {==}, {==}}
    case +x0 <> +tail:
      Empty.absurd(ListFacts<A, 0n, Nil{}, x0 <> tail>, nat_clash(1n+List.length(&2, A, tail), 0n, length, {==}))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.length
  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/tensor/axis_algebra.bend&name=ListFacts
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend&name=nat_clash