def b_m1b

bendtorch@1.3.0.0 · PROOF.bend:681

import Base
import bendtorch@1.3.0.0/main.bend as T
import bend-ml-tensor-array@0.1.18.0/main.bend as TA

681def b_m1b(-e: Nat, -l: List<&1, T.BG>, -r: List<&1, T.BG>, +n: Nat, +h: Nat, +dm: T.Dm, -hh1: T.Halves<T.BG>, s1: {hh1 == T.cut(T.BG, TA.half(TA.half(n)), l, Nil{}) : T.Halves<T.BG>}, cat1: {T.hcat(T.BG, hh1) == l : List<&1, T.BG>}, -hh2: T.Halves<T.BG>, s2: {hh2 == T.cut(T.BG, TA.half(Nat.sub(n, TA.half(n))), r, Nil{}) : T.Halves<T.BG>}, cat2: {T.hcat(T.BG, hh2) == r : List<&1, T.BG>}, r1: b_MR<e, hh1, TA.half(n), h, dm>, r2: b_MR<e, hh2, Nat.sub(n, TA.half(n)), h, dm>) -> b_MR<1n+e, T.Halves{l, r}, n, h, dm>:
682  match r1 r2:
683    case b_MR{y1, sy1, f1} b_MR{y2, sy2, f2}:
684      b_m1c(e, l, r, n, h, dm, hh1, s1, cat1, hh2, s2, cat2, y1, sy1, f1, y2, sy2, f2, b_map_app(y1, h, dm, y2))