SumDimsPROOF.dropped_reshaped: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/sum_dims_PROOF.bend as SumDimsPROOF
Lines 121-131 of bendtorch-core@0.1.0.0/src/autograd/sum_dims_PROOF.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims_PROOF.bend&start_line=121&end_line=131

import Base
import bendtorch-core@0.1.0.0/src/tensor/core.bend as Core
import bendtorch-core@0.1.0.0/src/tensor/transforms.bend as Transforms
import bendtorch-core@0.1.0.0/src/autograd/reduce.bend as Reduce
import bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend as SumDims
import bendtorch-core@0.1.0.0/src/autograd/sum_dims_LAWS.bend as Laws

# Without keepdim, summed reshapes what it gives with keepdim.
def dropped_reshaped(+dropped: List<&2, U32>, pair: Core.Dynamic & Result<&2, &1, Reduce.Error, Core.Dynamic>) ->
  {SumDims.summed(dropped, False{}, pair) == Laws.reshaped(dropped, SumDims.summed(dropped, True{}, pair)) :
    Core.Dynamic & Result<&2, &1, SumDims.Error, Core.Dynamic>}:
  match pair:
    case Tuple{input, Fail{error}}:
      {==}
    case Tuple{input, Done{output}}:
      Equal.cong(Result<&2, &1, SumDims.Error, Core.Dynamic>, Core.Dynamic & Result<&2, &1, SumDims.Error, Core.Dynamic>,
        result => (input, result), SumDims.transformed(Transforms.reshape_dynamic(output, dropped)),
        Laws.reshape_as_sum(Transforms.reshape_dynamic(output, dropped)), reshape_renamed(Transforms.reshape_dynamic(output, dropped)))

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=Equal.cong
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  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=bendtorch-core@0.1.0.0/src/autograd/reduce.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend&name=summed
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend&name=transformed
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims_LAWS.bend&name=reshape_as_sum
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims_LAWS.bend&name=reshaped
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims_PROOF.bend&name=reshape_renamed
  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/transforms.bend&name=reshape_dynamic