MatmulPROOF.earlier_lift: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/matmul_PROOF.bend as MatmulPROOF
Lines 270-276 of bendtorch-core@0.1.0.0/src/tensor/matmul_PROOF.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/matmul_PROOF.bend&start_line=270&end_line=276

import Base

def earlier_lift(-a: Nat, -b: Nat, split: Either<&2, &2, {Nat.is_lt(a, b) == True{} : Bool}, {a == b : Nat}>) ->
  Either<&2, &2, {Nat.is_lt(1n+a, 1n+b) == True{} : Bool}, {1n+a == 1n+b : Nat}>:
  match split:
    case Inl{earlier}:
      Inl{earlier}
    case Inr{equal}:
      Inr{Equal.cong(Nat, Nat, n => 1n+n, a, b, equal)}

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Either
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.cong
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_lt