Backward.bumped: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/backward.bend as Backward
Lines 90-96 of bendtorch-core@0.1.0.0/src/autograd/backward.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/backward.bend&start_line=90&end_line=96

import Base

def bumped(slot: Maybe<&2, F32>, +rest: List<&2, Maybe<&2, F32>>, +contribution: F32,
  rec: Unit -> List<&2, Maybe<&2, F32>>, same: Bool) -> List<&2, Maybe<&2, F32>>:
  match same:
    case True{}:
      accumulate(slot, Some{contribution}) <> rest
    case False{}:
      slot <> rec(Unit{})

Uses (6):
  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=Unit
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/backward.bend&name=accumulate