def bslices
import bendtorch@1.3.0.0/main.bend as Bendtorchimport Base
2853def bslices(left: Nat, +bi: Nat, +t: Nat, +w: Nat, +kvw: Nat, +kv: Nat, +g: Nat, +hd: Nat, s: BL) -> BL:
2854 match left:
2855 case 0n:
2856 s
2857 case 1n+n:
2858 bslices(n, 1n+bi, t, w, kvw, kv, g, hd, bgroups_u(kv, 0n, bi, t, w, kvw, g, hd, s))