BendtorchFast.Residual: def of bendtorch-fast@1.3.0.0
Import: import bendtorch-fast@1.3.0.0/main.bend as BendtorchFast
Lines 323-325 of bendtorch-fast@1.3.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-fast@1.3.0.0/main.bend&start_line=323&end_line=325

import Base
import bend-ml-tensor-array@0.1.18.0/main.bend as TA
import bendtorch@1.3.0.0/main.bend as T

# T.Residual with these copies and sums (T.ResidualOf, the composition the law residual is about)
def Residual(~n: Nat, ~c: Nat, ~P: Type, ~S: Type, ~f: T.Layer<P, TA.Mat<n, c>, TA.Mat<n, c>, S>) -> T.Layer<T.Two<T.Two<Unit, P>, Unit>, TA.Mat<n, c>, TA.Mat<n, c>, T.Two<T.Two<Unit, S>, Unit>>:
  T.ResidualOf(~TA.Mat<n, c>, ~P, ~S, ~(m => Mat.dup(n, c, m)), ~(a => b => Mat.sum2(n, c, a, b)), ~Add2(n, c), ~f)

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-array@0.1.19.0/main.bend&name=Mat
  https://jend.leeeet.dev/definition.txt?path=bendtorch-fast@1.3.0.0/main.bend&name=Add2
  https://jend.leeeet.dev/definition.txt?path=bendtorch-fast@1.3.0.0/main.bend&name=Mat.dup
  https://jend.leeeet.dev/definition.txt?path=bendtorch-fast@1.3.0.0/main.bend&name=Mat.sum2
  https://jend.leeeet.dev/definition.txt?path=bendtorch@1.3.0.0/main.bend&name=Layer
  https://jend.leeeet.dev/definition.txt?path=bendtorch@1.3.0.0/main.bend&name=ResidualOf
  https://jend.leeeet.dev/definition.txt?path=bendtorch@1.3.0.0/main.bend&name=Two