AxisAlgebra.prepend_naturals: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend as AxisAlgebra
Lines 271-281 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=271&end_line=281

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

def prepend_naturals(+head: Maybe<&2, U32>, +tail: Maybe<&2, List<&2, U32>>) ->
  {natural_values(Axis.prepend(U32, head, tail)) == Axis.prepend(Nat, natural_value(head), natural_values(tail)) : Maybe<&2, List<&2, Nat>>}:
  match head tail:
    case None{} None{}:
      {==}
    case None{} Some{items}:
      {==}
    case Some{value} None{}:
      {==}
    case Some{value} Some{items}:
      {==}

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  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=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend&name=natural_value
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_algebra.bend&name=natural_values
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/axis_spec.bend&name=prepend