Fold.pair_left: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/contracts/fold.bend as Fold
Lines 55-64 of bendtorch-core@0.1.0.0/src/tensor/contracts/fold.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/contracts/fold.bend&start_line=55&end_line=64

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

def pair_left(~O: Data, ~g: O -> F32 -> F32 -> F32 -> F32, +operation: O, +right_index: U32,
  rec: Core.Dynamic -> Core.Dynamic -> F32 -> (Core.Dynamic & Core.Dynamic) & Result<&2, &1, Core.Error, F32>,
  right: Core.Dynamic, accumulator: F32, pair: Core.Dynamic & Result<&2, &2, Core.Error, F32>) ->
  (Core.Dynamic & Core.Dynamic) & Result<&2, &1, Core.Error, F32>:
  (left, result) = pair
  match result:
    case Fail{error}:
      ((left, right), Fail{error})
    case Done{x}:
      pair_right(~O, ~g, operation, rec, left, accumulator, x, Core.read_dynamic(right, right_index))

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  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/tensor/contracts/fold.bend&name=pair_right
  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=read_dynamic