TensorChainPROOF.older_ne: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/tensor_chain_PROOF.bend as TensorChainPROOF
Lines 490-497 of bendtorch-core@0.1.0.0/src/autograd/tensor_chain_PROOF.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/tensor_chain_PROOF.bend&start_line=490&end_line=497

import Base

# A node with older nodes below it and extra + 1 newer ones above it never has
# the id of the target.
def older_ne(+older: Nat, -extra: Nat) -> {False{} == Nat.is_eq(Nat.add(older, 1n+extra), older) : Bool}:
  match older:
    case 0n:
      {==}
    case 1n+rest:
      older_ne(rest, extra)

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq