Core.CheckedUpdateMeaning: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/core.bend as Core
Lines 270-282 of bendtorch-core@0.1.0.0/src/tensor/core.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/core.bend&start_line=270&end_line=282

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

def CheckedUpdateMeaning(-shape: Shape.Shape, -original: Tensor<shape>, +index: U32, +value: F32,
  pair: Tensor<shape> & Result<&2, &2, Error, Unit>) -> Type:
  (tensor, result) = pair
  match result:
    case Fail{error}:
      Unit
    case Done{unit}:
      ObservationChecked(Packed{shape, tensor}, index) &
        ({checked_observe(shape, tensor, index) == Some{value} : Maybe<&2, F32>} &
          (@+other: U32 -> @checked: ObservationChecked(Packed{shape, original}, other) ->
            @different: {Nat.is_eq(U32.to_nat(index), U32.to_nat(other)) == False{} : Bool} ->
              ObservationChecked(Packed{shape, tensor}, other) &
                {checked_observe(shape, tensor, other) == checked_observe(shape, original, other) : Maybe<&2, F32>}))

Uses (16):
  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=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  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=Error
  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