BatchedMatmulPROOF.right_scalar_routed: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/batched_matmul_PROOF.bend as BatchedMatmulPROOF
Lines 37-54 of bendtorch-core@0.1.0.0/src/tensor/batched_matmul_PROOF.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/batched_matmul_PROOF.bend&start_line=37&end_line=54

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/matmul.bend as Matrix
import bendtorch-core@0.1.0.0/src/tensor/batched_matmul.bend as Batched

# A rank-0 right operand: whatever the left dimensions, the pair is not two
# matrices, and the plan fails at one rank or the other.
def right_scalar_routed(+left: Shape.Shape, +right: Shape.Shape, a: Core.Tensor<left>, b: Core.Tensor<right>, +dims: List<&2, U32>) ->
  {Batched.routed(left, right, a, b, dims, []) == Fail{Matrix.RankMismatch{}} :
    Result<&2, &1, Matrix.Error, Core.Dynamic & Core.Dynamic & Core.Dynamic>}:
  match dims:
    case Nil{}:
      {==}
    case +k <> Nil{}:
      {==}
    case +m <> +k <> Nil{}:
      {==}
    case +x <> +m <> +k <> Nil{}:
      {==}
    case +x <> +y <> +m <> +k <> Nil{}:
      {==}
    case +x <> +y <> +z <> +t <> +u <> rest:
      {==}

Uses (9):
  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=U32
  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/batched_matmul.bend&name=routed
  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=Tensor
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/matmul.bend&name=Error