def l1
import bendtorch@1.3.0.0/PROOF.bend as PROOFimport Base
import bendtorch@1.3.0.0/main.bend as T
302def l1(xs: List<&1, T.FS>, +h: Nat, +dm: T.Dm, -acc: List<&1, Array<F32>>) -> L1R<h, dm, xs, acc>:
303 match xs:
304 case Nil{}:
305 L1R{Nil{}, {==}, {==}}
306 case Con{x, t}:
307 l1_con(x, t, h, dm, acc, l1(t, h, dm, T.fs_o(T.fheads(h, 0n, dm, x)) <> acc))