def emb_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
2037def emb_b2(-v: Nat, -d: Nat, e: TA.Mat<v, d>, r: A2) -> Bwd<TA.Mat<v, d>, List<&2, Nat>>:
2038 match r:
2039 case A2{g, dy}:
2040 Bwd{e, Nil{}, TA.Mat{g}}