def rms_b2
import bendtorch@1.3.0.0/main.bend as Bendtorchimport Base
import bend-ml-tensor-array@0.1.18.0/main.bend as TA
1675def rms_b2(+d: Nat, -n: Nat, gacc: TA.Mat<1n, d>, s: R5) -> Bwd<TA.Mat<1n, d>, TA.Mat<n, d>>:
1676 match s:
1677 case R5{x, dy, g, dx, dg}:
1678 gain_bwd_fin(n, d, TA.Mat<1n, d>, TA.Mat{g}, TA.Mat{dx}, Mat.sum2(1n, d, gacc, TA.Mat{dg}))