AxisAlgebra.ListFacts: type of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend as AxisAlgebra
Lines 192-198 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=192&end_line=198

import Base
import bendtorch-core@0.1.0.0/src/tensor/axis_spec.bend as Axis

type ListFacts<-A: Data, -rank: Nat, -axes: List<&2, Nat>, -items: List<&2, A>> is Data:
  Lists{selected: {Axis.gather(A, items, axes) == Some{Axis.order(A, items, axes)} : Maybe<&2, List<&2, A>>},
    ranked: {List.length(&2, A, Axis.order(A, items, axes)) == rank : Nat},
    scattered: {Axis.scatter(A, rank, axes, items, 0n) == Some{Axis.order(A, items, Axis.inverse_axes(rank, axes))} : Maybe<&2, List<&2, A>>},
    restored: {Axis.order(A, Axis.order(A, items, axes), Axis.inverse_axes(rank, axes)) == items : List<&2, A>},
    reverse_restored: {Axis.order(A, Axis.order(A, items, Axis.inverse_axes(rank, axes)), axes) == items : List<&2, A>},
    scatter_restored: {Axis.scatter(A, rank, axes, Axis.order(A, items, axes), 0n) == Some{items} : Maybe<&2, List<&2, A>>}}

Uses (8):
  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=Maybe
  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_spec.bend&name=gather
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_spec.bend&name=inverse_axes
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_spec.bend&name=order
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_spec.bend&name=scatter