BendtorchGpu.ab1_f: def of bendtorch-gpu@1.3.0.0
Import: import bendtorch-gpu@1.3.0.0/main.bend as BendtorchGpu
Lines 1138-1141 of bendtorch-gpu@1.3.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-gpu@1.3.0.0/main.bend&start_line=1138&end_line=1141

import Base
import bend-ml-tensor-array@0.1.18.0/main.bend as TA
import bend-ml-tensor-gpu@0.1.5.0/main.bend as TG
import bendtorch@1.3.0.0/main.bend as T

# backward 1's bang: dense P and G-dP (made here), kᵀ and vᵀ read
def ab1_f(+n: Nat, +w: Nat, +kvw: Nat, +b: Nat, +t: Nat, +kv: Nat, +g: Nat, +hd: Nat, +sc: F32, q: Array<F32>, d: Array<F32>, r: TG.R3) -> T.Bwd<Unit, T.Two<TA.Mat<n, w>, T.Two<TA.Mat<n, kvw>, TA.Mat<n, kvw>>>>:
  match r:
    case TG.R3{k, v, x3, x4, TG.O3{kt, vt, dq}}: ab2_f(n, w, kvw, b, t, kv, g, hd, sc, k, v, dq, TG.run2_new(~EAC, ~lf_b1_f, TG.depth(pcf(b, t, kv, g)), eacf(pcf(b, t, kv, g), n, w, kvw, t, kv, g, hd, sc), q, kt, vt, d, TA.cap_depth(pcf(b, t, kv, g)), TA.cap_depth(pcf(b, t, kv, g))))

Uses (17):
  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=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-array@0.1.19.0/main.bend&name=Mat
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-array@0.1.19.0/main.bend&name=cap_depth
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-gpu@0.1.5.1/main.bend&name=O3
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-gpu@0.1.5.1/main.bend&name=R3
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-gpu@0.1.5.1/main.bend&name=depth
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-gpu@0.1.5.1/main.bend&name=run2_new
  https://jend.leeeet.dev/definition.txt?path=bendtorch-gpu@1.3.0.0/main.bend&name=EAC
  https://jend.leeeet.dev/definition.txt?path=bendtorch-gpu@1.3.0.0/main.bend&name=ab2_f
  https://jend.leeeet.dev/definition.txt?path=bendtorch-gpu@1.3.0.0/main.bend&name=eacf
  https://jend.leeeet.dev/definition.txt?path=bendtorch-gpu@1.3.0.0/main.bend&name=lf_b1_f
  https://jend.leeeet.dev/definition.txt?path=bendtorch-gpu@1.3.0.0/main.bend&name=pcf
  https://jend.leeeet.dev/definition.txt?path=bendtorch@1.3.0.0/main.bend&name=Bwd
  https://jend.leeeet.dev/definition.txt?path=bendtorch@1.3.0.0/main.bend&name=Two