def lf_con

bendtorch@1.3.0.0 · PROOF.bend:449

import Base
import bendtorch@1.3.0.0/main.bend as T

449def lf_con(x: T.FS, -t: List<&1, T.FS>, +h: Nat, +dm: T.Dm, -acc: List<&1, Array<F32>>, r: L1RF<h, dm, t, T.fs_o(T.fheads_full(h, 0n, dm, x)) <> acc>) -> L1RF<h, dm, x <> t, acc>:
450  match r:
451    case L1RF{ys, same, fact}:
452      L1RF{x <> ys, Equal.cong(List<&1, T.FS>, List<&1, T.FS>, z => x <> z, ys, t, same), fact}