Mp3Enc.band.step: def of emerging-ezaudio@0.4.0.0
Import: import emerging-ezaudio@0.4.0.0/src/mp3_enc.bend as Mp3Enc
Lines 905-913 of emerging-ezaudio@0.4.0.0/src/mp3_enc.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&start_line=905&end_line=913

import Base

def band.step(
  hop: Nat, +vec: List<&2, F32>, got: Bf, +kk: U32, acc: List<&2, F32>
) -> Array<F32> & List<&2, F32>:
  match hop got:
    case 0n Bf{tab, co}:
      (tab, f.rev((co <> acc)))
    case 1n+p Bf{tab, co}:
      band.step(p, vec, bf.of(bt.dot(vec, tab, ((kk + 1 : U32) * 36 : U32), 0.0)), (kk + 1 : U32),
        (co <> acc))

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.mul
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=Bf
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=bf.of
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=bt.dot
  https://jend.leeeet.dev/definition.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_enc.bend&name=f.rev