def ph_fin
import bendtorch-fast@1.3.0.0/main.bend as BendtorchFastimport Base
import bend-ml-tensor-array@0.1.18.0/main.bend as TA
import bend-ml-tensor-fork@0.1.5.0/main.bend as TF
import bendtorch@1.3.0.0/main.bend as T
130def ph_fin(-r: Nat, -c: Nat, +n: U32, q: TF.B4<F32, F32, U32, U32>) -> T.MatStep<r, c>:
131 match q:
132 case TF.B4{w, g, m, v}: T.MatStep{TA.Mat{w}, TA.Mat{g}, T.Packed{T.PLeaf{n, m, v}}}