def right_spared

bendtorch-core@0.1.0.0 · src/autograd/tensor_backward_PROOF.bend:172

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/autograd/tensor_backward.bend as Backward
import bendtorch-core@0.1.0.0/src/autograd/tensor_backward_LAWS.bend as Laws

172def right_spared(+id: Nat, +b: Nat, +right: Shape.Shape, -y: Core.Dynamic, -g: Core.Dynamic,
173  other: {Nat.is_eq(id, b) == False{} : Bool}, copy: Core.Dynamic, pair: Core.Dynamic & Core.Dynamic) ->
174  {Laws.sends_to(id, Backward.nt_alone_second(y, g, Backward.nt_right(b, right, copy, pair))) == False{} : Bool}:
175  match pair:
176    case (left, flipped):
177      alone_spared(id, b, right, left, y, g, other, Backward.weight_product(copy, flipped))