def fslices
import bendtorch@1.3.0.0/main.bend as Bendtorchimport Base
2772# every sequence's units, sequence by sequence and group by group, newest first
2773def fslices(left: Nat, +bi: Nat, +t: Nat, +w: Nat, +kvw: Nat, +kv: Nat, +g: Nat, +hd: Nat, s: FL) -> FL:
2774 match left:
2775 case 0n:
2776 s
2777 case 1n+n:
2778 fslices(n, 1n+bi, t, w, kvw, kv, g, hd, fgroups(kv, 0n, bi, t, w, kvw, g, hd, s))