Transforms.Prefix: type of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/transforms.bend as Transforms
Lines 319-329 of bendtorch-core@0.1.0.0/src/tensor/transforms.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/transforms.bend&start_line=319&end_line=329

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape
import bendtorch-core@0.1.0.0/src/tensor/core.bend as Core
import bendtorch-core@0.1.0.0/src/tensor/layout.bend as Layout

type Prefix<-input: Shape.Shape, -axes: List<&2, U32>, -plan: Layout.Plan<input, axes>,
  -original: Core.Tensor<input>, -source: Core.Tensor<input>, -target: Core.Tensor<Layout.output(input, axes, plan)>, -cursor: Nat> is Data:
  Prefix{-source_kept: @+other: U32 ->
      {Core.checked_observe(input, source, other) == Core.checked_observe(input, original, other) : Maybe<&2, F32>},
    -words: @+other: Nat -> @-earlier: {Nat.is_lt(other, cursor) == True{} : Bool} ->
      {U32.to_nat(U32.from_nat(other)) == other : Nat},
    -checked: @+other: Nat -> @-earlier: {Nat.is_lt(other, cursor) == True{} : Bool} ->
      Core.ObservationChecked(Core.Packed{Layout.output(input, axes, plan), target}, U32.from_nat(other)),
    -written: @+other: Nat -> @-earlier: {Nat.is_lt(other, cursor) == True{} : Bool} ->
      {Core.checked_observe(Layout.output(input, axes, plan), target, U32.from_nat(other)) ==
        expected_output(input, axes, plan, original, U32.from_nat(other)) : Maybe<&2, F32>}}

Uses (17):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  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=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.from_nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=Shape
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/core.bend&name=Dynamic
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/core.bend&name=ObservationChecked
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/core.bend&name=Tensor
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/core.bend&name=checked_observe
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/layout.bend&name=Plan
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/layout.bend&name=output
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/transforms.bend&name=expected_output